來源于網(wang)絡(luo)查詢(xun)的(de)數據顯示，2017年上半年中(zhong)國電子(zi)(zi)商(shang)務(wu)(wu)(wu)(wu)交易額13.35萬(wan)億(yi)，如此龐大規模的(de)電子(zi)(zi)商(shang)務(wu)(wu)(wu)(wu)交易的(de)發展(zhan)，是在網(wang)絡(luo)技(ji)(ji)術(shu)發展(zhan)的(de)帶動下盛行起來，以信息技(ji)(ji)術(shu)和(he)網(wang)絡(luo)技(ji)(ji)術(shu)作(zuo)為兩(liang)翼和(he)支(zhi)撐的(de)電子(zi)(zi)商(shang)務(wu)(wu)(wu)(wu)發展(zhan)迅(xun)速，已(yi)經越(yue)來越(yue)成為人們日(ri)常工作(zuo)和(he)生活不(bu)可(ke)或缺的(de)部分，甚至是重要部分。電子(zi)(zi)商(shang)務(wu)(wu)(wu)(wu)的(de)繁榮(rong)也急需(xu)一(yi)種能夠超越(yue)傳統交易模式的(de)技(ji)(ji)術(shu)手段，通(tong)過計算(suan)機網(wang)絡(luo)采用(yong)遠(yuan)程、異地方式實現(xian)交易，找到(dao)恰當方法查驗對方，這樣的(de)需(xu)求(qiu)催生了(le)電子(zi)(zi)簽(qian)名(ming)的(de)產生。電子(zi)(zi)簽(qian)名(ming)作(zuo)為一(yi)個關鍵的(de)基(ji)礎(chu)手段，為人們提(ti)供了(le)諸多便利(li)。

在(zai)全球電(dian)(dian)(dian)子(zi)(zi)(zi)(zi)(zi)商務普及(ji)的(de)大背(bei)景下，很多國(guo)家都針對電(dian)(dian)(dian)子(zi)(zi)(zi)(zi)(zi)簽(qian)(qian)(qian)(qian)(qian)名(ming)(ming)(ming)(ming)進(jin)(jin)行(xing)(xing)(xing)(xing)了(le)(le)立法(fa)(fa)，我國(guo)在(zai)2004年8月28日第(di)(di)十(shi)屆全國(guo)人(ren)(ren)民代表大會常務委員會第(di)(di)十(shi)一(yi)次(ci)會議通過了(le)(le)《電(dian)(dian)(dian)子(zi)(zi)(zi)(zi)(zi)簽(qian)(qian)(qian)(qian)(qian)名(ming)(ming)(ming)(ming)法(fa)(fa)》，后于2015年4月24日和2019年4月23日兩次(ci)進(jin)(jin)行(xing)(xing)(xing)(xing)修正，新修正的(de)《電(dian)(dian)(dian)子(zi)(zi)(zi)(zi)(zi)簽(qian)(qian)(qian)(qian)(qian)名(ming)(ming)(ming)(ming)法(fa)(fa)》在(zai)第(di)(di)二條(tiao)(tiao)(tiao)(tiao)中對電(dian)(dian)(dian)子(zi)(zi)(zi)(zi)(zi)簽(qian)(qian)(qian)(qian)(qian)名(ming)(ming)(ming)(ming)進(jin)(jin)行(xing)(xing)(xing)(xing)了(le)(le)定(ding)(ding)(ding)義(yi)，電(dian)(dian)(dian)子(zi)(zi)(zi)(zi)(zi)簽(qian)(qian)(qian)(qian)(qian)名(ming)(ming)(ming)(ming)是指(zhi)數(shu)據(ju)電(dian)(dian)(dian)文中以電(dian)(dian)(dian)子(zi)(zi)(zi)(zi)(zi)形(xing)式(shi)(shi)所含、所附用(yong)于識別簽(qian)(qian)(qian)(qian)(qian)名(ming)(ming)(ming)(ming)人(ren)(ren)身份并表明(ming)簽(qian)(qian)(qian)(qian)(qian)名(ming)(ming)(ming)(ming)人(ren)(ren)認可(ke)其(qi)(qi)(qi)中內容的(de)數(shu)據(ju)。本法(fa)(fa)所稱數(shu)據(ju)電(dian)(dian)(dian)文，是指(zhi)以電(dian)(dian)(dian)子(zi)(zi)(zi)(zi)(zi)、光學、磁或者(zhe)類似手段(duan)生成、發送、接收或者(zhe)儲存的(de)信(xin)息。同時(shi)在(zai)第(di)(di)三(san)(san)條(tiao)(tiao)(tiao)(tiao)和第(di)(di)十(shi)三(san)(san)條(tiao)(tiao)(tiao)(tiao)、第(di)(di)十(shi)四條(tiao)(tiao)(tiao)(tiao)對電(dian)(dian)(dian)子(zi)(zi)(zi)(zi)(zi)簽(qian)(qian)(qian)(qian)(qian)名(ming)(ming)(ming)(ming)的(de)效(xiao)力(li)進(jin)(jin)行(xing)(xing)(xing)(xing)了(le)(le)規(gui)定(ding)(ding)(ding)，第(di)(di)三(san)(san)條(tiao)(tiao)(tiao)(tiao)規(gui)定(ding)(ding)(ding)“民事活動(dong)中的(de)合同或者(zhe)其(qi)(qi)(qi)他文件(jian)、單證等(deng)文書，當事人(ren)(ren)可(ke)以約(yue)定(ding)(ding)(ding)使用(yong)或者(zhe)不使用(yong)電(dian)(dian)(dian)子(zi)(zi)(zi)(zi)(zi)簽(qian)(qian)(qian)(qian)(qian)名(ming)(ming)(ming)(ming)、數(shu)據(ju)電(dian)(dian)(dian)文。當事人(ren)(ren)約(yue)定(ding)(ding)(ding)使用(yong)電(dian)(dian)(dian)子(zi)(zi)(zi)(zi)(zi)簽(qian)(qian)(qian)(qian)(qian)名(ming)(ming)(ming)(ming)、數(shu)據(ju)電(dian)(dian)(dian)文的(de)文書，不得(de)僅(jin)因為(wei)其(qi)(qi)(qi)采用(yong)電(dian)(dian)(dian)子(zi)(zi)(zi)(zi)(zi)簽(qian)(qian)(qian)(qian)(qian)名(ming)(ming)(ming)(ming)、數(shu)據(ju)電(dian)(dian)(dian)文的(de)形(xing)式(shi)(shi)而否(fou)定(ding)(ding)(ding)其(qi)(qi)(qi)法(fa)(fa)律(lv)效(xiao)力(li)”，第(di)(di)十(shi)三(san)(san)條(tiao)(tiao)(tiao)(tiao)規(gui)定(ding)(ding)(ding)“電(dian)(dian)(dian)子(zi)(zi)(zi)(zi)(zi)簽(qian)(qian)(qian)(qian)(qian)名(ming)(ming)(ming)(ming)同時(shi)符合下列條(tiao)(tiao)(tiao)(tiao)件(jian)的(de)，視為(wei)可(ke)靠的(de)電(dian)(dian)(dian)子(zi)(zi)(zi)(zi)(zi)簽(qian)(qian)(qian)(qian)(qian)名(ming)(ming)(ming)(ming)：（一(yi)）電(dian)(dian)(dian)子(zi)(zi)(zi)(zi)(zi)簽(qian)(qian)(qian)(qian)(qian)名(ming)(ming)(ming)(ming)制作數(shu)據(ju)用(yong)于電(dian)(dian)(dian)子(zi)(zi)(zi)(zi)(zi)簽(qian)(qian)(qian)(qian)(qian)名(ming)(ming)(ming)(ming)時(shi)，屬(shu)于電(dian)(dian)(dian)子(zi)(zi)(zi)(zi)(zi)簽(qian)(qian)(qian)(qian)(qian)名(ming)(ming)(ming)(ming)人(ren)(ren)專有；（二）簽(qian)(qian)(qian)(qian)(qian)署時(shi)電(dian)(dian)(dian)子(zi)(zi)(zi)(zi)(zi)簽(qian)(qian)(qian)(qian)(qian)名(ming)(ming)(ming)(ming)制作數(shu)據(ju)僅(jin)由(you)電(dian)(dian)(dian)子(zi)(zi)(zi)(zi)(zi)簽(qian)(qian)(qian)(qian)(qian)名(ming)(ming)(ming)(ming)人(ren)(ren)控制；（三(san)(san)）簽(qian)(qian)(qian)(qian)(qian)署后對電(dian)(dian)(dian)子(zi)(zi)(zi)(zi)(zi)簽(qian)(qian)(qian)(qian)(qian)名(ming)(ming)(ming)(ming)的(de)任何改動(dong)能夠被發現；（四）簽(qian)(qian)(qian)(qian)(qian)署后對數(shu)據(ju)電(dian)(dian)(dian)文內容和形(xing)式(shi)(shi)的(de)任何改動(dong)能夠被發現。當事人(ren)(ren)也可(ke)以選擇使用(yong)符合其(qi)(qi)(qi)約(yue)定(ding)(ding)(ding)的(de)可(ke)靠條(tiao)(tiao)(tiao)(tiao)件(jian)的(de)電(dian)(dian)(dian)子(zi)(zi)(zi)(zi)(zi)簽(qian)(qian)(qian)(qian)(qian)名(ming)(ming)(ming)(ming)”，第(di)(di)十(shi)四條(tiao)(tiao)(tiao)(tiao)規(gui)定(ding)(ding)(ding)“可(ke)靠的(de)電(dian)(dian)(dian)子(zi)(zi)(zi)(zi)(zi)簽(qian)(qian)(qian)(qian)(qian)名(ming)(ming)(ming)(ming)與手寫簽(qian)(qian)(qian)(qian)(qian)名(ming)(ming)(ming)(ming)或者(zhe)蓋(gai)章具有同等(deng)的(de)法(fa)(fa)律(lv)效(xiao)力(li)”。

上(shang)(shang)述法(fa)律(lv)規定為司(si)(si)法(fa)實務中判斷涉電(dian)子簽名(ming)類案件提(ti)供了必(bi)要的(de)(de)法(fa)律(lv)依(yi)據(ju)，但(dan)上(shang)(shang)述法(fa)律(lv)規定的(de)(de)原則性(xing)也為司(si)(si)法(fa)實務留下了一定的(de)(de)判斷空間。司(si)(si)法(fa)永遠都是鮮活而靈(ling)動的(de)(de)，如何結合法(fa)律(lv)規定和復雜的(de)(de)案情，做出正確的(de)(de)判斷為司(si)(si)法(fa)者提(ti)出了課題。

在北京互聯網法(fa)院(yuan)受理的(de)(de)一起網絡(luo)服(fu)(fu)務(wu)合(he)(he)同糾紛案(an)件中(zhong)，原(yuan)(yuan)(yuan)告(gao)(gao)(gao)王某(mou)(mou)(mou)某(mou)(mou)(mou)通(tong)過被(bei)(bei)(bei)告(gao)(gao)(gao)某(mou)(mou)(mou)二(er)(er)手(shou)(shou)(shou)車經紀公(gong)司(si)的(de)(de)APP二(er)(er)手(shou)(shou)(shou)車交(jiao)易(yi)平臺看(kan)中(zhong)了一輛汽車，后通(tong)過微信(xin)掃碼(ma)支付了定(ding)(ding)(ding)金(jin)和(he)(he)服(fu)(fu)務(wu)費(fei)，后期(qi)因(yin)個人原(yuan)(yuan)(yuan)因(yin)，不想購買此車，向(xiang)該二(er)(er)手(shou)(shou)(shou)車經紀公(gong)司(si)主張(zhang)退(tui)(tui)還(huan)定(ding)(ding)(ding)金(jin)和(he)(he)服(fu)(fu)務(wu)費(fei)被(bei)(bei)(bei)拒，理由是王某(mou)(mou)(mou)某(mou)(mou)(mou)在二(er)(er)手(shou)(shou)(shou)車交(jiao)易(yi)平臺簽訂了一份電(dian)子合(he)(he)同，合(he)(he)同條款中(zhong)約定(ding)(ding)(ding)如(ru)因(yin)個人原(yuan)(yuan)(yuan)因(yin)反悔致(zhi)使交(jiao)易(yi)不成(cheng)成(cheng)立(li)時，不予退(tui)(tui)還(huan)定(ding)(ding)(ding)金(jin)和(he)(he)服(fu)(fu)務(wu)費(fei)。原(yuan)(yuan)(yuan)告(gao)(gao)(gao)王某(mou)(mou)(mou)某(mou)(mou)(mou)則表(biao)示登錄被(bei)(bei)(bei)告(gao)(gao)(gao)APP，下載電(dian)子合(he)(he)同查看(kan)后發(fa)(fa)現并(bing)非原(yuan)(yuan)(yuan)告(gao)(gao)(gao)本(ben)人簽字，也沒有得到(dao)原(yuan)(yuan)(yuan)告(gao)(gao)(gao)的(de)(de)授權(quan)。并(bing)認為被(bei)(bei)(bei)告(gao)(gao)(gao)公(gong)司(si)簽署合(he)(he)同的(de)(de)流程是將合(he)(he)同網址(zhi)通(tong)過手(shou)(shou)(shou)機短信(xin)形式發(fa)(fa)送至原(yuan)(yuan)(yuan)告(gao)(gao)(gao)手(shou)(shou)(shou)機號，原(yuan)(yuan)(yuan)告(gao)(gao)(gao)通(tong)過手(shou)(shou)(shou)機號登錄被(bei)(bei)(bei)告(gao)(gao)(gao)公(gong)司(si)合(he)(he)同系(xi)統查看(kan)合(he)(he)同，確認合(he)(he)同沒問題后，再通(tong)過被(bei)(bei)(bei)告(gao)(gao)(gao)公(gong)司(si)合(he)(he)同系(xi)統輸(shu)入(ru)手(shou)(shou)(shou)機驗證(zheng)碼(ma)，進(jin)入(ru)電(dian)子簽名狀態簽名。原(yuan)(yuan)(yuan)告(gao)(gao)(gao)繳費(fei)后，并(bing)未收到(dao)任何被(bei)(bei)(bei)告(gao)(gao)(gao)公(gong)司(si)發(fa)(fa)出的(de)(de)通(tong)知，也未收到(dao)簽署合(he)(he)同的(de)(de)網址(zhi)和(he)(he)驗證(zheng)碼(ma)。因(yin)此被(bei)(bei)(bei)告(gao)(gao)(gao)冒(mao)用原(yuan)(yuan)(yuan)告(gao)(gao)(gao)簽名，偽造合(he)(he)同，對原(yuan)(yuan)(yuan)告(gao)(gao)(gao)造成(cheng)了經濟損失。原(yuan)(yuan)(yuan)告(gao)(gao)(gao)遂訴(su)至法(fa)院(yuan)，要求(qiu)被(bei)(bei)(bei)告(gao)(gao)(gao)退(tui)(tui)還(huan)定(ding)(ding)(ding)金(jin)和(he)(he)服(fu)(fu)務(wu)費(fei)。

二(er)(er)手車(che)經紀公司在(zai)(zai)答辯中要(yao)求(qiu)駁回原(yuan)(yuan)(yuan)告(gao)(gao)的(de)(de)(de)(de)(de)(de)訴訟(song)請求(qiu)，理由是：一、原(yuan)(yuan)(yuan)告(gao)(gao)單(dan)(dan)方(fang)違(wei)約(yue)(yue)，無(wu)權(quan)要(yao)求(qiu)返(fan)還履(lv)約(yue)(yue)保證(zheng)金(jin)(jin)。原(yuan)(yuan)(yuan)告(gao)(gao)與(yu)賣車(che)人(ren)(ren)即合(he)(he)(he)同(tong)的(de)(de)(de)(de)(de)(de)買賣雙方(fang)在(zai)(zai)合(he)(he)(he)同(tong)訂立(li)并生效后(hou)(hou)(hou)依(yi)(yi)據(ju)合(he)(he)(he)同(tong)第(di)二(er)(er)條第(di)4款(kuan)履(lv)約(yue)(yue)保證(zheng)金(jin)(jin)第(di)（1）項(xiang)的(de)(de)(de)(de)(de)(de)約(yue)(yue)定(ding)(ding)，分別向(xiang)被(bei)(bei)告(gao)(gao)支(zhi)(zhi)(zhi)付(fu)履(lv)約(yue)(yue)保證(zheng)金(jin)(jin)1000元，后(hou)(hou)(hou)因原(yuan)(yuan)(yuan)告(gao)(gao)無(wu)故(gu)違(wei)約(yue)(yue)終止交易，其(qi)所支(zhi)(zhi)(zhi)付(fu)的(de)(de)(de)(de)(de)(de)履(lv)約(yue)(yue)保證(zheng)金(jin)(jin)依(yi)(yi)合(he)(he)(he)同(tong)第(di)八條違(wei)約(yue)(yue)責(ze)任(ren)第(di)2款(kuan)的(de)(de)(de)(de)(de)(de)相(xiang)(xiang)關(guan)約(yue)(yue)定(ding)(ding)，作為違(wei)約(yue)(yue)金(jin)(jin)支(zhi)(zhi)(zhi)付(fu)至賣車(che)人(ren)(ren)名下，依(yi)(yi)據(ju)我國合(he)(he)(he)同(tong)法規(gui)定(ding)(ding)及(ji)三方(fang)簽(qian)(qian)(qian)訂的(de)(de)(de)(de)(de)(de)合(he)(he)(he)同(tong)約(yue)(yue)定(ding)(ding)，原(yuan)(yuan)(yuan)告(gao)(gao)要(yao)求(qiu)被(bei)(bei)告(gao)(gao)返(fan)還定(ding)(ding)金(jin)(jin)的(de)(de)(de)(de)(de)(de)訴訟(song)請求(qiu)不(bu)應(ying)(ying)得到支(zhi)(zhi)(zhi)持(chi)。二(er)(er)、原(yuan)(yuan)(yuan)告(gao)(gao)在(zai)(zai)合(he)(he)(he)同(tong)成(cheng)(cheng)立(li)后(hou)(hou)(hou)無(wu)故(gu)放棄購(gou)車(che)，其(qi)無(wu)權(quan)要(yao)求(qiu)返(fan)還服務費。根據(ju)《合(he)(he)(he)同(tong)法》第(di)四百二(er)(er)十(shi)六(liu)條規(gui)定(ding)(ding)，居(ju)間人(ren)(ren)促(cu)成(cheng)(cheng)合(he)(he)(he)同(tong)成(cheng)(cheng)立(li)后(hou)(hou)(hou)，委托人(ren)(ren)應(ying)(ying)當按(an)照約(yue)(yue)定(ding)(ding)支(zhi)(zhi)(zhi)付(fu)報(bao)酬(chou)。同(tong)時依(yi)(yi)據(ju)三方(fang)簽(qian)(qian)(qian)訂的(de)(de)(de)(de)(de)(de)合(he)(he)(he)同(tong)第(di)八條違(wei)約(yue)(yue)責(ze)任(ren)第(di)2款(kuan)的(de)(de)(de)(de)(de)(de)約(yue)(yue)定(ding)(ding)，本合(he)(he)(he)同(tong)簽(qian)(qian)(qian)署(shu)(shu)(shu)后(hou)(hou)(hou)如(ru)乙方(fang)無(wu)故(gu)放棄購(gou)買車(che)輛的(de)(de)(de)(de)(de)(de)或因乙方(fang)違(wei)約(yue)(yue)導致交易未成(cheng)(cheng)功的(de)(de)(de)(de)(de)(de)，其(qi)已支(zhi)(zhi)(zhi)付(fu)的(de)(de)(de)(de)(de)(de)全部服務費不(bu)予(yu)(yu)退還。本案(an)中，原(yuan)(yuan)(yuan)告(gao)(gao)與(yu)被(bei)(bei)告(gao)(gao)構成(cheng)(cheng)居(ju)間合(he)(he)(he)同(tong)關(guan)系，被(bei)(bei)告(gao)(gao)作為居(ju)間人(ren)(ren)，已完整履(lv)行(xing)相(xiang)(xiang)關(guan)義(yi)務，促(cu)成(cheng)(cheng)了買賣雙方(fang)合(he)(he)(he)同(tong)的(de)(de)(de)(de)(de)(de)成(cheng)(cheng)立(li)，原(yuan)(yuan)(yuan)告(gao)(gao)在(zai)(zai)合(he)(he)(he)同(tong)訂立(li)后(hou)(hou)(hou)無(wu)故(gu)放棄購(gou)車(che)，屬于單(dan)(dan)方(fang)違(wei)約(yue)(yue)。故(gu)依(yi)(yi)據(ju)合(he)(he)(he)同(tong)法規(gui)定(ding)(ding)及(ji)合(he)(he)(he)同(tong)相(xiang)(xiang)關(guan)約(yue)(yue)定(ding)(ding)，其(qi)要(yao)求(qiu)被(bei)(bei)告(gao)(gao)退還服務費的(de)(de)(de)(de)(de)(de)訴訟(song)請求(qiu)亦(yi)無(wu)事實(shi)基礎和法律依(yi)(yi)據(ju)，不(bu)應(ying)(ying)予(yu)(yu)以支(zhi)(zhi)(zhi)持(chi)。三、原(yuan)(yuan)(yuan)告(gao)(gao)簽(qian)(qian)(qian)署(shu)(shu)(shu)的(de)(de)(de)(de)(de)(de)電(dian)(dian)子(zi)(zi)(zi)合(he)(he)(he)同(tong)確為其(qi)本人(ren)(ren)簽(qian)(qian)(qian)署(shu)(shu)(shu)，真實(shi)有效。根據(ju)被(bei)(bei)告(gao)(gao)提(ti)供(gong)的(de)(de)(de)(de)(de)(de)電(dian)(dian)子(zi)(zi)(zi)合(he)(he)(he)同(tong)《文件簽(qian)(qian)(qian)署(shu)(shu)(shu)技術報(bao)告(gao)(gao)書(shu)》相(xiang)(xiang)關(guan)內(nei)容可(ke)以證(zheng)明(ming)，原(yuan)(yuan)(yuan)告(gao)(gao)在(zai)(zai)簽(qian)(qian)(qian)署(shu)(shu)(shu)電(dian)(dian)子(zi)(zi)(zi)合(he)(he)(he)同(tong)時，提(ti)供(gong)了本人(ren)(ren)手機號(hao)以便接收驗證(zheng)碼(ma)(ma)，并將驗證(zheng)碼(ma)(ma)輸入(ru)，繼續完成(cheng)(cheng)電(dian)(dian)子(zi)(zi)(zi)合(he)(he)(he)同(tong)簽(qian)(qian)(qian)署(shu)(shu)(shu)流程。根據(ju)被(bei)(bei)告(gao)(gao)提(ti)供(gong)的(de)(de)(de)(de)(de)(de)系統(tong)內(nei)部截圖及(ji)原(yuan)(yuan)(yuan)告(gao)(gao)起訴書(shu)聯(lian)系電(dian)(dian)話，亦(yi)可(ke)佐證(zheng)上述意(yi)見。故(gu)原(yuan)(yuan)(yuan)告(gao)(gao)在(zai)(zai)起訴書(shu)中聲稱(cheng)被(bei)(bei)告(gao)(gao)冒(mao)用其(qi)簽(qian)(qian)(qian)名，偽造合(he)(he)(he)同(tong)沒有事實(shi)依(yi)(yi)據(ju)，不(bu)應(ying)(ying)得到支(zhi)(zhi)(zhi)持(chi)。

上(shang)述(shu)(shu)(shu)案(an)(an)件(jian)爭(zheng)議(yi)的(de)(de)(de)(de)(de)(de)(de)(de)焦點(dian)最(zui)(zui)(zui)終集中(zhong)在(zai)(zai)(zai)(zai)電(dian)(dian)子(zi)合(he)(he)(he)(he)同(tong)(tong)(tong)(tong)中(zhong)的(de)(de)(de)(de)(de)(de)(de)(de)電(dian)(dian)子(zi)簽(qian)(qian)(qian)(qian)(qian)名(ming)(ming)(ming)是否(fou)為(wei)原告王(wang)某(mou)(mou)某(mou)(mou)本(ben)人(ren)(ren)(ren)親筆簽(qian)(qian)(qian)(qian)(qian)名(ming)(ming)(ming)，在(zai)(zai)(zai)(zai)咨詢(xun)鑒定機(ji)構告知無法鑒定該(gai)電(dian)(dian)子(zi)簽(qian)(qian)(qian)(qian)(qian)名(ming)(ming)(ming)的(de)(de)(de)(de)(de)(de)(de)(de)真實(shi)(shi)性(xing)的(de)(de)(de)(de)(de)(de)(de)(de)情(qing)(qing)況下，依據(ju)(ju)(ju)(ju)什么來(lai)審查(cha)合(he)(he)(he)(he)同(tong)(tong)(tong)(tong)是否(fou)成(cheng)立、生效(xiao)，以(yi)及最(zui)(zui)(zui)終是否(fou)應(ying)支(zhi)持原告的(de)(de)(de)(de)(de)(de)(de)(de)訴訟請(qing)求。對(dui)(dui)上(shang)述(shu)(shu)(shu)爭(zheng)議(yi)焦點(dian)的(de)(de)(de)(de)(de)(de)(de)(de)確定也最(zui)(zui)(zui)終導向(xiang)了(le)另一(yi)個審查(cha)重點(dian)，也就是被告APP中(zhong)整個簽(qian)(qian)(qian)(qian)(qian)名(ming)(ming)(ming)流程的(de)(de)(de)(de)(de)(de)(de)(de)審查(cha)上(shang)。二(er)手車(che)經(jing)紀(ji)公司(si)(si)提交(jiao)了(le)其使用的(de)(de)(de)(de)(de)(de)(de)(de)技(ji)(ji)術平(ping)臺某(mou)(mou)網(wang)(wang)絡科技(ji)(ji)有(you)(you)限(xian)公司(si)(si)出具的(de)(de)(de)(de)(de)(de)(de)(de)《文(wen)(wen)件(jian)簽(qian)(qian)(qian)(qian)(qian)署(shu)(shu)(shu)(shu)(shu)技(ji)(ji)術報(bao)告書》。在(zai)(zai)(zai)(zai)技(ji)(ji)術報(bao)告中(zhong)載(zai)(zai)明(ming)(ming)(ming)了(le)聲(sheng)明(ming)(ming)(ming)、基(ji)本(ben)情(qing)(qing)況、驗(yan)(yan)(yan)(yan)證(zheng)(zheng)(zheng)(zheng)過(guo)程概(gai)(gai)述(shu)(shu)(shu)、數(shu)(shu)(shu)(shu)(shu)(shu)據(ju)(ju)(ju)(ju)信(xin)息(xi)(xi)(xi)分(fen)(fen)析說明(ming)(ming)(ming)及結論。在(zai)(zai)(zai)(zai)聲(sheng)明(ming)(ming)(ming)部分(fen)(fen)載(zai)(zai)明(ming)(ming)(ming)：該(gai)網(wang)(wang)絡科技(ji)(ji)有(you)(you)限(xian)公司(si)(si)采用X.509標準CA數(shu)(shu)(shu)(shu)(shu)(shu)字證(zheng)(zheng)(zheng)(zheng)書、RFC3161數(shu)(shu)(shu)(shu)(shu)(shu)字時(shi)(shi)間(jian)戳協(xie)議(yi)、ISO PDF文(wen)(wen)檔標準、非對(dui)(dui)稱(cheng)加密算(suan)法和標準哈希算(suan)法，對(dui)(dui)在(zai)(zai)(zai)(zai)公司(si)(si)網(wang)(wang)站簽(qian)(qian)(qian)(qian)(qian)署(shu)(shu)(shu)(shu)(shu)的(de)(de)(de)(de)(de)(de)(de)(de)數(shu)(shu)(shu)(shu)(shu)(shu)據(ju)(ju)(ju)(ju)電(dian)(dian)文(wen)(wen)進行(xing)數(shu)(shu)(shu)(shu)(shu)(shu)字簽(qian)(qian)(qian)(qian)(qian)名(ming)(ming)(ming)，從(cong)而形成(cheng)不(bu)可篡改的(de)(de)(de)(de)(de)(de)(de)(de)數(shu)(shu)(shu)(shu)(shu)(shu)字簽(qian)(qian)(qian)(qian)(qian)名(ming)(ming)(ming)文(wen)(wen)件(jian)；在(zai)(zai)(zai)(zai)基(ji)本(ben)情(qing)(qing)況中(zhong)載(zai)(zai)明(ming)(ming)(ming)證(zheng)(zheng)(zheng)(zheng)明(ming)(ming)(ming)事項(xiang)：證(zheng)(zheng)(zheng)(zheng)明(ming)(ming)(ming)平(ping)臺賬(zhang)號(hao)(hao)顯(xian)(xian)示(shi)的(de)(de)(de)(de)(de)(de)(de)(de)是涉(she)案(an)(an)合(he)(he)(he)(he)同(tong)(tong)(tong)(tong)簽(qian)(qian)(qian)(qian)(qian)署(shu)(shu)(shu)(shu)(shu)三(san)方(fang)在(zai)(zai)(zai)(zai)該(gai)網(wang)(wang)絡科技(ji)(ji)有(you)(you)限(xian)公司(si)(si)平(ping)臺簽(qian)(qian)(qian)(qian)(qian)署(shu)(shu)(shu)(shu)(shu)《二(er)手車(che)買(mai)賣(mai)合(he)(he)(he)(he)同(tong)(tong)(tong)(tong)》之事實(shi)(shi)。并載(zai)(zai)明(ming)(ming)(ming)了(le)證(zheng)(zheng)(zheng)(zheng)明(ming)(ming)(ming)協(xie)議(yi)內容、證(zheng)(zheng)(zheng)(zheng)明(ming)(ming)(ming)各(ge)簽(qian)(qian)(qian)(qian)(qian)署(shu)(shu)(shu)(shu)(shu)方(fang)數(shu)(shu)(shu)(shu)(shu)(shu)字簽(qian)(qian)(qian)(qian)(qian)名(ming)(ming)(ming)信(xin)息(xi)(xi)(xi)、證(zheng)(zheng)(zheng)(zheng)明(ming)(ming)(ming)各(ge)方(fang)簽(qian)(qian)(qian)(qian)(qian)署(shu)(shu)(shu)(shu)(shu)協(xie)議(yi)的(de)(de)(de)(de)(de)(de)(de)(de)時(shi)(shi)間(jian)。在(zai)(zai)(zai)(zai)驗(yan)(yan)(yan)(yan)證(zheng)(zheng)(zheng)(zheng)過(guo)程概(gai)(gai)述(shu)(shu)(shu)中(zhong)載(zai)(zai)明(ming)(ming)(ming)：技(ji)(ji)術人(ren)(ren)(ren)員通過(guo)管理系統(tong)及相(xiang)關(guan)技(ji)(ji)術對(dui)(dui)申請(qing)人(ren)(ren)(ren)及其他文(wen)(wen)件(jian)簽(qian)(qian)(qian)(qian)(qian)署(shu)(shu)(shu)(shu)(shu)各(ge)方(fang)的(de)(de)(de)(de)(de)(de)(de)(de)注(zhu)冊、實(shi)(shi)名(ming)(ming)(ming)認(ren)(ren)證(zheng)(zheng)(zheng)(zheng)、文(wen)(wen)件(jian)簽(qian)(qian)(qian)(qian)(qian)署(shu)(shu)(shu)(shu)(shu)等環(huan)(huan)節所(suo)涉(she)及的(de)(de)(de)(de)(de)(de)(de)(de)各(ge)項(xiang)信(xin)息(xi)(xi)(xi)、數(shu)(shu)(shu)(shu)(shu)(shu)據(ju)(ju)(ju)(ju)等進行(xing)了(le)即時(shi)(shi)的(de)(de)(de)(de)(de)(de)(de)(de)跟(gen)蹤與(yu)留存，同(tong)(tong)(tong)(tong)時(shi)(shi)也對(dui)(dui)上(shang)述(shu)(shu)(shu)信(xin)息(xi)(xi)(xi)、數(shu)(shu)(shu)(shu)(shu)(shu)據(ju)(ju)(ju)(ju)等進行(xing)了(le)全面、詳細的(de)(de)(de)(de)(de)(de)(de)(de)驗(yan)(yan)(yan)(yan)證(zheng)(zheng)(zheng)(zheng)與(yu)核對(dui)(dui)，并將相(xiang)關(guan)數(shu)(shu)(shu)(shu)(shu)(shu)據(ju)(ju)(ju)(ju)信(xin)息(xi)(xi)(xi)進行(xing)了(le)匯集。在(zai)(zai)(zai)(zai)數(shu)(shu)(shu)(shu)(shu)(shu)據(ju)(ju)(ju)(ju)信(xin)息(xi)(xi)(xi)分(fen)(fen)析說明(ming)(ming)(ming)部分(fen)(fen)載(zai)(zai)明(ming)(ming)(ming)：作為(wei)合(he)(he)(he)(he)同(tong)(tong)(tong)(tong)簽(qian)(qian)(qian)(qian)(qian)署(shu)(shu)(shu)(shu)(shu)人(ren)(ren)(ren)的(de)(de)(de)(de)(de)(de)(de)(de)二(er)手車(che)經(jing)紀(ji)公司(si)(si)、賣(mai)車(che)人(ren)(ren)(ren)和賣(mai)車(che)人(ren)(ren)(ren)王(wang)某(mou)(mou)某(mou)(mou)的(de)(de)(de)(de)(de)(de)(de)(de)注(zhu)冊環(huan)(huan)節（包(bao)含(han)(han)賬(zhang)號(hao)(hao)ID、賬(zhang)號(hao)(hao)名(ming)(ming)(ming)、郵箱地址）、實(shi)(shi)名(ming)(ming)(ming)環(huan)(huan)節（包(bao)含(han)(han)企業(ye)名(ming)(ming)(ming)稱(cheng)、營業(ye)注(zhu)冊號(hao)(hao)、組織(zhi)機(ji)構代碼號(hao)(hao)、營業(ye)執照(zhao)電(dian)(dian)子(zi)版、企業(ye)代表人(ren)(ren)(ren)、有(you)(you)效(xiao)證(zheng)(zheng)(zheng)(zheng)件(jian)號(hao)(hao)、通過(guo)實(shi)(shi)名(ming)(ming)(ming)認(ren)(ren)證(zheng)(zheng)(zheng)(zheng)時(shi)(shi)間(jian)、實(shi)(shi)名(ming)(ming)(ming)認(ren)(ren)證(zheng)(zheng)(zheng)(zheng)方(fang)式(shi)）、CA證(zheng)(zheng)(zheng)(zheng)書（包(bao)含(han)(han)CA證(zheng)(zheng)(zheng)(zheng)書序列號(hao)(hao)、證(zheng)(zheng)(zheng)(zheng)書文(wen)(wen)件(jian)名(ming)(ming)(ming)、CA證(zheng)(zheng)(zheng)(zheng)書指紋）、簽(qian)(qian)(qian)(qian)(qian)署(shu)(shu)(shu)(shu)(shu)模(mo)塊（包(bao)含(han)(han)簽(qian)(qian)(qian)(qian)(qian)署(shu)(shu)(shu)(shu)(shu)合(he)(he)(he)(he)同(tong)(tong)(tong)(tong)IP、簽(qian)(qian)(qian)(qian)(qian)署(shu)(shu)(shu)(shu)(shu)合(he)(he)(he)(he)同(tong)(tong)(tong)(tong)時(shi)(shi)間(jian)、源文(wen)(wen)件(jian)hash值、已簽(qian)(qian)(qian)(qian)(qian)署(shu)(shu)(shu)(shu)(shu)PDF的(de)(de)(de)(de)(de)(de)(de)(de)hash值、合(he)(he)(he)(he)同(tong)(tong)(tong)(tong)簽(qian)(qian)(qian)(qian)(qian)署(shu)(shu)(shu)(shu)(shu)結果(guo)、簽(qian)(qian)(qian)(qian)(qian)署(shu)(shu)(shu)(shu)(shu)校驗(yan)(yan)(yan)(yan)方(fang)式(shi)、簽(qian)(qian)(qian)(qian)(qian)署(shu)(shu)(shu)(shu)(shu)合(he)(he)(he)(he)同(tong)(tong)(tong)(tong)手機(ji)驗(yan)(yan)(yan)(yan)證(zheng)(zheng)(zheng)(zheng)碼）。在(zai)(zai)(zai)(zai)買(mai)車(che)人(ren)(ren)(ren)王(wang)某(mou)(mou)某(mou)(mou)的(de)(de)(de)(de)(de)(de)(de)(de)信(xin)息(xi)(xi)(xi)模(mo)塊中(zhong)顯(xian)(xian)示(shi)，王(wang)某(mou)(mou)某(mou)(mou)通過(guo)實(shi)(shi)名(ming)(ming)(ming)認(ren)(ren)證(zheng)(zheng)(zheng)(zheng)的(de)(de)(de)(de)(de)(de)(de)(de)時(shi)(shi)間(jian)，實(shi)(shi)名(ming)(ming)(ming)認(ren)(ren)證(zheng)(zheng)(zheng)(zheng)方(fang)式(shi)為(wei)接(jie)口(kou)2.0認(ren)(ren)證(zheng)(zheng)(zheng)(zheng)，簽(qian)(qian)(qian)(qian)(qian)署(shu)(shu)(shu)(shu)(shu)合(he)(he)(he)(he)同(tong)(tong)(tong)(tong)IP，簽(qian)(qian)(qian)(qian)(qian)署(shu)(shu)(shu)(shu)(shu)合(he)(he)(he)(he)同(tong)(tong)(tong)(tong)時(shi)(shi)間(jian)，簽(qian)(qian)(qian)(qian)(qian)署(shu)(shu)(shu)(shu)(shu)合(he)(he)(he)(he)同(tong)(tong)(tong)(tong)手機(ji)驗(yan)(yan)(yan)(yan)證(zheng)(zheng)(zheng)(zheng)碼。同(tong)(tong)(tong)(tong)時(shi)(shi)在(zai)(zai)(zai)(zai)二(er)手車(che)經(jing)紀(ji)公司(si)(si)和賣(mai)車(che)人(ren)(ren)(ren)的(de)(de)(de)(de)(de)(de)(de)(de)合(he)(he)(he)(he)同(tong)(tong)(tong)(tong)簽(qian)(qian)(qian)(qian)(qian)署(shu)(shu)(shu)(shu)(shu)環(huan)(huan)節也有(you)(you)相(xiang)應(ying)的(de)(de)(de)(de)(de)(de)(de)(de)顯(xian)(xian)示(shi)。在(zai)(zai)(zai)(zai)該(gai)報(bao)告書的(de)(de)(de)(de)(de)(de)(de)(de)結論部分(fen)(fen)載(zai)(zai)明(ming)(ming)(ming)：綜(zong)上(shang)所(suo)述(shu)(shu)(shu)，證(zheng)(zheng)(zheng)(zheng)明(ming)(ming)(ming)三(san)個平(ping)臺賬(zhang)號(hao)(hao)在(zai)(zai)(zai)(zai)該(gai)公司(si)(si)平(ping)臺簽(qian)(qian)(qian)(qian)(qian)署(shu)(shu)(shu)(shu)(shu)了(le)涉(she)案(an)(an)合(he)(he)(he)(he)同(tong)(tong)(tong)(tong)的(de)(de)(de)(de)(de)(de)(de)(de)數(shu)(shu)(shu)(shu)(shu)(shu)據(ju)(ju)(ju)(ju)電(dian)(dian)文(wen)(wen)，該(gai)文(wen)(wen)件(jian)與(yu)附件(jian)光盤內文(wen)(wen)件(jian)一(yi)致。該(gai)數(shu)(shu)(shu)(shu)(shu)(shu)據(ju)(ju)(ju)(ju)電(dian)(dian)文(wen)(wen)采用數(shu)(shu)(shu)(shu)(shu)(shu)字簽(qian)(qian)(qian)(qian)(qian)名(ming)(ming)(ming)技(ji)(ji)術簽(qian)(qian)(qian)(qian)(qian)署(shu)(shu)(shu)(shu)(shu)，未被篡改，具有(you)(you)防篡改、防偽造和防抵賴的(de)(de)(de)(de)(de)(de)(de)(de)功能。同(tong)(tong)(tong)(tong)時(shi)(shi)該(gai)公司(si)(si)技(ji)(ji)術人(ren)(ren)(ren)員亦對(dui)(dui)此進行(xing)了(le)相(xiang)應(ying)的(de)(de)(de)(de)(de)(de)(de)(de)解讀(du)。

王(wang)某某認(ren)可該(gai)報告(gao)中的(de)手(shou)(shou)機(ji)(ji)號(hao)確為(wei)(wei)自己(ji)(ji)所有(you)，并確認(ren)注(zhu)冊信(xin)息無(wu)誤，亦提(ti)交了(le)合(he)(he)(he)同(tong)(tong)(tong)下載(zai)地(di)址(zhi)及合(he)(he)(he)同(tong)(tong)(tong)簽(qian)署(shu)時間，并表示(shi)(shi)之前自己(ji)(ji)作為(wei)(wei)買車(che)人時就注(zhu)冊過該(gai)二手(shou)(shou)車(che)平(ping)臺的(de)實(shi)名認(ren)證賬號(hao)，且(qie)(qie)能顯示(shi)(shi)其(qi)之前簽(qian)署(shu)的(de)電子版合(he)(he)(he)同(tong)(tong)(tong)，說(shuo)明(ming)其(qi)對(dui)該(gai)平(ping)臺的(de)上述電子合(he)(he)(he)同(tong)(tong)(tong)簽(qian)署(shu)流程是明(ming)知和應(ying)知的(de)。在其(qi)手(shou)(shou)機(ji)(ji)中亦有(you)由(you)二手(shou)(shou)車(che)經紀公司(si)發來(lai)的(de)手(shou)(shou)機(ji)(ji)短信(xin)提(ti)示(shi)(shi)購車(che)成功、及時通過網(wang)址(zhi)鏈接保存合(he)(he)(he)同(tong)(tong)(tong)的(de)提(ti)示(shi)(shi)等內容(rong)。且(qie)(qie)王(wang)某某稱確實(shi)收(shou)到了(le)技(ji)術報告(gao)中的(de)驗證碼(ma)，但未委托他人代為(wei)(wei)簽(qian)署(shu)合(he)(he)(he)同(tong)(tong)(tong)，也(ye)未向(xiang)任何人透(tou)漏該(gai)驗證碼(ma)，且(qie)(qie)手(shou)(shou)機(ji)(ji)未發生丟失(shi)等泄露驗證碼(ma)的(de)情況。其(qi)否認(ren)收(shou)到被告(gao)發送的(de)簽(qian)署(shu)合(he)(he)(he)同(tong)(tong)(tong)的(de)鏈接，且(qie)(qie)認(ren)為(wei)(wei)其(qi)與賣車(che)人簽(qian)署(shu)合(he)(he)(he)同(tong)(tong)(tong)的(de)IP地(di)址(zhi)不應(ying)該(gai)為(wei)(wei)同(tong)(tong)(tong)一個地(di)址(zhi)，簽(qian)名系(xi)被告(gao)偽(wei)造。但王(wang)某某并沒有(you)證據證明(ming)簽(qian)名系(xi)偽(wei)造且(qie)(qie)不向(xiang)公安機(ji)(ji)關報案(an)。

被(bei)告則(ze)稱(cheng)簽署合同(tong)(tong)流程(cheng)(cheng)是首先由(you)涉案第(di)三(san)方技術平(ping)臺驗(yan)(yan)(yan)證(zheng)(zheng)二手(shou)車(che)經(jing)紀公司人(ren)員身份，根據(ju)相(xiang)關執照進行(xing)后臺驗(yan)(yan)(yan)證(zheng)(zheng)，然后由(you)賣家(jia)驗(yan)(yan)(yan)證(zheng)(zheng)，由(you)賣家(jia)提(ti)供驗(yan)(yan)(yan)證(zheng)(zheng)碼(ma)繼續電子簽字流程(cheng)(cheng)，后原告方實行(xing)認證(zheng)(zheng)環節(jie)，合同(tong)(tong)才能(neng)簽署成(cheng)功，由(you)第(di)三(san)方平(ping)臺進行(xing)合同(tong)(tong)審核(he)，并反饋到二手(shou)車(che)經(jing)紀公司系統(tong)。原告以自己的手(shou)機進行(xing)了(le)實名認證(zheng)(zheng)，如果沒有(you)收到鏈接則(ze)不能(neng)生成(cheng)合同(tong)(tong)文(wen)本，并且沒有(you)驗(yan)(yan)(yan)證(zheng)(zheng)碼(ma)也無法完成(cheng)合同(tong)(tong)簽署的過(guo)程(cheng)(cheng)，被(bei)告不可能(neng)偽造簽名。

北京互(hu)聯網(wang)法(fa)院經過審查后認(ren)(ren)為，依法(fa)成立的(de)(de)(de)合(he)(he)同(tong)(tong)，對當(dang)(dang)事(shi)人(ren)(ren)(ren)(ren)(ren)具有法(fa)律約(yue)(yue)(yue)束力。該案(an)(an)中(zhong)，買(mai)(mai)(mai)車(che)(che)(che)(che)人(ren)(ren)(ren)(ren)(ren)王(wang)某(mou)某(mou)與(yu)賣(mai)(mai)(mai)車(che)(che)(che)(che)人(ren)(ren)(ren)(ren)(ren)和(he)二(er)(er)(er)(er)手(shou)(shou)(shou)(shou)車(che)(che)(che)(che)經紀(ji)(ji)(ji)(ji)公(gong)司簽署(shu)(shu)的(de)(de)(de)合(he)(he)同(tong)(tong)，雖合(he)(he)同(tong)(tong)名(ming)稱(cheng)為二(er)(er)(er)(er)手(shou)(shou)(shou)(shou)車(che)(che)(che)(che)買(mai)(mai)(mai)賣(mai)(mai)(mai)合(he)(he)同(tong)(tong)，但(dan)合(he)(he)同(tong)(tong)明(ming)確(que)約(yue)(yue)(yue)定(ding)(ding)了(le)(le)買(mai)(mai)(mai)賣(mai)(mai)(mai)雙方(fang)(fang)通(tong)過二(er)(er)(er)(er)手(shou)(shou)(shou)(shou)車(che)(che)(che)(che)經紀(ji)(ji)(ji)(ji)公(gong)司購買(mai)(mai)(mai)二(er)(er)(er)(er)手(shou)(shou)(shou)(shou)車(che)(che)(che)(che)，并同(tong)(tong)意向(xiang)二(er)(er)(er)(er)手(shou)(shou)(shou)(shou)車(che)(che)(che)(che)公(gong)司支付(fu)居(ju)間(jian)服(fu)務(wu)(wu)費(fei)(fei)，其(qi)(qi)(qi)性質應(ying)為居(ju)間(jian)服(fu)務(wu)(wu)合(he)(he)同(tong)(tong)。王(wang)某(mou)某(mou)認(ren)(ren)可(ke)向(xiang)二(er)(er)(er)(er)手(shou)(shou)(shou)(shou)車(che)(che)(che)(che)經紀(ji)(ji)(ji)(ji)公(gong)司支付(fu)了(le)(le)保(bao)證(zheng)(zheng)金和(he)服(fu)務(wu)(wu)費(fei)(fei)，但(dan)未(wei)(wei)(wei)與(yu)二(er)(er)(er)(er)手(shou)(shou)(shou)(shou)車(che)(che)(che)(che)經紀(ji)(ji)(ji)(ji)公(gong)司和(he)賣(mai)(mai)(mai)車(che)(che)(che)(che)人(ren)(ren)(ren)(ren)(ren)簽署(shu)(shu)涉案(an)(an)合(he)(he)同(tong)(tong)，且合(he)(he)同(tong)(tong)上的(de)(de)(de)簽名(ming)不(bu)是自(zi)己所簽，但(dan)沒有相應(ying)證(zheng)(zheng)據(ju)(ju)予(yu)以(yi)(yi)(yi)證(zheng)(zheng)實，其(qi)(qi)(qi)雖然否認(ren)(ren)二(er)(er)(er)(er)手(shou)(shou)(shou)(shou)車(che)(che)(che)(che)經紀(ji)(ji)(ji)(ji)公(gong)司提(ti)交的(de)(de)(de)第(di)三方(fang)(fang)文(wen)件簽署(shu)(shu)技術報告(gao)(gao)書的(de)(de)(de)內容，但(dan)未(wei)(wei)(wei)提(ti)出有力的(de)(de)(de)證(zheng)(zheng)據(ju)(ju)予(yu)以(yi)(yi)(yi)反駁。該報告(gao)(gao)書明(ming)確(que)記載了(le)(le)其(qi)(qi)(qi)防篡改功能，且王(wang)某(mou)某(mou)也(ye)認(ren)(ren)可(ke)其(qi)(qi)(qi)收到了(le)(le)驗(yan)證(zheng)(zheng)碼(ma)，未(wei)(wei)(wei)發(fa)生(sheng)驗(yan)證(zheng)(zheng)碼(ma)泄露和(he)透(tou)漏的(de)(de)(de)情形。根據(ju)(ju)該技術報告(gao)(gao)所載內容可(ke)知，沒有合(he)(he)同(tong)(tong)鏈接和(he)驗(yan)證(zheng)(zheng)碼(ma)不(bu)可(ke)能生(sheng)成涉案(an)(an)合(he)(he)同(tong)(tong)，因(yin)此，對王(wang)某(mou)某(mou)的(de)(de)(de)意見(jian)不(bu)予(yu)采納(na)。王(wang)某(mou)某(mou)與(yu)二(er)(er)(er)(er)手(shou)(shou)(shou)(shou)車(che)(che)(che)(che)經紀(ji)(ji)(ji)(ji)公(gong)司和(he)賣(mai)(mai)(mai)車(che)(che)(che)(che)人(ren)(ren)(ren)(ren)(ren)簽訂(ding)的(de)(de)(de)《二(er)(er)(er)(er)手(shou)(shou)(shou)(shou)車(che)(che)(che)(che)買(mai)(mai)(mai)賣(mai)(mai)(mai)合(he)(he)同(tong)(tong)》系各(ge)方(fang)(fang)當(dang)(dang)事(shi)人(ren)(ren)(ren)(ren)(ren)真(zhen)實意思表示(shi)，內容不(bu)違(wei)反法(fa)律、行(xing)政法(fa)規(gui)的(de)(de)(de)強制性規(gui)定(ding)(ding)，應(ying)為有效，各(ge)方(fang)(fang)均(jun)應(ying)依約(yue)(yue)(yue)定(ding)(ding)履(lv)行(xing)各(ge)自(zi)義(yi)務(wu)(wu)。根據(ju)(ju)《中(zhong)華(hua)人(ren)(ren)(ren)(ren)(ren)民共和(he)國合(he)(he)同(tong)(tong)法(fa)》第(di)四百二(er)(er)(er)(er)十六條(tiao)規(gui)定(ding)(ding)，居(ju)間(jian)人(ren)(ren)(ren)(ren)(ren)促(cu)成合(he)(he)同(tong)(tong)成立后，委托人(ren)(ren)(ren)(ren)(ren)應(ying)當(dang)(dang)按照約(yue)(yue)(yue)定(ding)(ding)支付(fu)報酬。另外，依據(ju)(ju)《二(er)(er)(er)(er)手(shou)(shou)(shou)(shou)車(che)(che)(che)(che)買(mai)(mai)(mai)賣(mai)(mai)(mai)合(he)(he)同(tong)(tong)》違(wei)約(yue)(yue)(yue)責(ze)任(ren)第(di)2款的(de)(de)(de)約(yue)(yue)(yue)定(ding)(ding)，合(he)(he)同(tong)(tong)簽署(shu)(shu)后如(ru)無故放(fang)棄(qi)購買(mai)(mai)(mai)車(che)(che)(che)(che)輛(liang)的(de)(de)(de)或(huo)因(yin)違(wei)約(yue)(yue)(yue)導(dao)致交易未(wei)(wei)(wei)成功的(de)(de)(de)，已(yi)支付(fu)的(de)(de)(de)全部(bu)服(fu)務(wu)(wu)費(fei)(fei)不(bu)予(yu)退(tui)還。本案(an)(an)中(zhong)，二(er)(er)(er)(er)手(shou)(shou)(shou)(shou)車(che)(che)(che)(che)經紀(ji)(ji)(ji)(ji)公(gong)司作(zuo)為居(ju)間(jian)人(ren)(ren)(ren)(ren)(ren)，已(yi)履(lv)行(xing)了(le)(le)相關義(yi)務(wu)(wu)，促(cu)成了(le)(le)王(wang)某(mou)某(mou)與(yu)賣(mai)(mai)(mai)車(che)(che)(che)(che)人(ren)(ren)(ren)(ren)(ren)之(zhi)間(jian)買(mai)(mai)(mai)賣(mai)(mai)(mai)車(che)(che)(che)(che)輛(liang)合(he)(he)同(tong)(tong)的(de)(de)(de)成立，王(wang)某(mou)某(mou)在合(he)(he)同(tong)(tong)訂(ding)立后無故放(fang)棄(qi)購車(che)(che)(che)(che)，屬于(yu)單方(fang)(fang)違(wei)約(yue)(yue)(yue)，其(qi)(qi)(qi)要求(qiu)二(er)(er)(er)(er)手(shou)(shou)(shou)(shou)車(che)(che)(che)(che)經紀(ji)(ji)(ji)(ji)公(gong)司退(tui)還服(fu)務(wu)(wu)費(fei)(fei)的(de)(de)(de)訴訟(song)請(qing)(qing)求(qiu)不(bu)應(ying)予(yu)以(yi)(yi)(yi)支持。王(wang)某(mou)某(mou)在庭審中(zhong)撤回(hui)要求(qiu)被(bei)告(gao)(gao)退(tui)還保(bao)證(zheng)(zheng)金的(de)(de)(de)請(qing)(qing)求(qiu)，本院不(bu)持異(yi)議，予(yu)以(yi)(yi)(yi)準(zhun)許(xu)。依法(fa)判決(jue)駁回(hui)了(le)(le)原告(gao)(gao)王(wang)某(mou)某(mou)的(de)(de)(de)全部(bu)訴訟(song)請(qing)(qing)求(qiu)。

根據我國《電(dian)子簽名法》，具備第十三條(tiao)規定(ding)的(de)(de)(de)四(si)項條(tiao)件的(de)(de)(de)電(dian)子簽名是法定(ding)“可靠的(de)(de)(de)電(dian)子簽名”，為當然的(de)(de)(de)具備法律效力的(de)(de)(de)簽名，上述案例中王某某在第三方(fang)(fang)平(ping)臺(tai)實(shi)(shi)名認(ren)證(zheng)，其(qi)登錄平(ping)臺(tai)所(suo)用的(de)(de)(de)賬號、密碼、驗(yan)證(zheng)碼為其(qi)專有(you)和控(kong)制(zhi)，涉(she)案第三方(fang)(fang)平(ping)臺(tai)所(suo)使用的(de)(de)(de)相關技術使得(de)簽署后對電(dian)子簽名及對數據電(dian)文(wen)內容(rong)和形式的(de)(de)(de)任何(he)改動(dong)均能被發(fa)現(xian)，確與案件事實(shi)(shi)相關，取證(zheng)程序合法，可以作為法定(ding)證(zheng)據進而被采納。

電子(zi)簽(qian)名(ming)(ming)(ming)的(de)(de)(de)立法目的(de)(de)(de)是(shi)要實(shi)現電子(zi)簽(qian)名(ming)(ming)(ming)與傳統(tong)手寫簽(qian)名(ming)(ming)(ming)相同(tong)的(de)(de)(de)功(gong)能，即(ji)識(shi)別簽(qian)名(ming)(ming)(ming)人(ren)的(de)(de)(de)身份、表明(ming)簽(qian)名(ming)(ming)(ming)人(ren)對文件(jian)內容的(de)(de)(de)確(que)認(ren)、簽(qian)名(ming)(ming)(ming)人(ren)對文件(jian)內容正(zheng)確(que)性(xing)和(he)完整性(xing)負責，從(cong)而(er)實(shi)現線上與線下權利義務關系的(de)(de)(de)完整統(tong)一，順利完成(cheng)(cheng)數(shu)字世界的(de)(de)(de)確(que)權功(gong)能。目前國(guo)內外(wai)普遍使用(yong)的(de)(de)(de)、技術(shu)成(cheng)(cheng)熟的(de)(de)(de)是(shi)基于(yu)PKI的(de)(de)(de)數(shu)字簽(qian)名(ming)(ming)(ming)技術(shu)，該技術(shu)作為(wei)一個(ge)系統(tong)融(rong)合了公開(kai)密(mi)鑰算法、原文加密(mi)技術(shu)和(he)第三方認(ren)證(zheng)(zheng)機構(CA)認(ren)證(zheng)(zheng)等多重手段，其(qi)中公開(kai)密(mi)鑰算法用(yong)以確(que)認(ren)簽(qian)名(ming)(ming)(ming)人(ren)真(zhen)實(shi)身份，原文加密(mi)技術(shu)保證(zheng)(zheng)傳輸文件(jian)不被篡(cuan)改，CA認(ren)證(zheng)(zheng)用(yong)以實(shi)現身份的(de)(de)(de)可查性(xing)和(he)簽(qian)名(ming)(ming)(ming)人(ren)對傳輸信息的(de)(de)(de)不可抵(di)賴性(xing)。

從上述(shu)(shu)案例中的(de)(de)(de)《文(wen)件簽(qian)(qian)(qian)(qian)署(shu)技(ji)術(shu)(shu)報告書》可以(yi)(yi)看到，電(dian)(dian)(dian)子(zi)簽(qian)(qian)(qian)(qian)名(ming)(ming)(ming)的(de)(de)(de)生成過(guo)(guo)程，與(yu)(yu)傳統(tong)簽(qian)(qian)(qian)(qian)名(ming)(ming)(ming)完(wan)全不同(tong)，不是(shi)(shi)在(zai)幾(ji)頁紙質(zhi)(zhi)文(wen)件上的(de)(de)(de)手(shou)寫(xie)(xie)簽(qian)(qian)(qian)(qian)名(ming)(ming)(ming)那樣簡(jian)(jian)單，而電(dian)(dian)(dian)子(zi)簽(qian)(qian)(qian)(qian)名(ming)(ming)(ming)也不像傳統(tong)簽(qian)(qian)(qian)(qian)名(ming)(ming)(ming)那樣一個單獨標志、行(xing)為的(de)(de)(de)存在(zai)，其要達到與(yu)(yu)傳統(tong)簽(qian)(qian)(qian)(qian)名(ming)(ming)(ming)等同(tong)的(de)(de)(de)功(gong)能(neng)并產生一定(ding)的(de)(de)(de)法律(lv)效力，在(zai)進(jin)(jin)行(xing)最后(hou)一步(bu)簽(qian)(qian)(qian)(qian)名(ming)(ming)(ming)之前，就(jiu)需(xu)要通(tong)過(guo)(guo)技(ji)術(shu)(shu)手(shou)段保(bao)(bao)障兩方(fang)面的(de)(de)(de)關(guan)聯(lian)關(guan)系(xi)(xi)(xi)的(de)(de)(de)實(shi)現。一是(shi)(shi)要對(dui)確(que)(que)(que)(que)保(bao)(bao)能(neng)對(dui)簽(qian)(qian)(qian)(qian)名(ming)(ming)(ming)人(ren)的(de)(de)(de)身(shen)(shen)份真實(shi)性(xing)核(he)實(shi)，傳統(tong)的(de)(de)(de)線下簽(qian)(qian)(qian)(qian)名(ming)(ming)(ming)是(shi)(shi)通(tong)過(guo)(guo)當場核(he)實(shi)自然人(ren)身(shen)(shen)份證(zheng)件及與(yu)(yu)進(jin)(jin)行(xing)簽(qian)(qian)(qian)(qian)名(ming)(ming)(ming)的(de)(de)(de)自然人(ren)比對(dui)，核(he)實(shi)法人(ren)的(de)(de)(de)營業執照、法定(ding)代表人(ren)身(shen)(shen)份證(zheng)件及有權簽(qian)(qian)(qian)(qian)名(ming)(ming)(ming)人(ren)的(de)(de)(de)身(shen)(shen)份材(cai)料和(he)(he)(he)(he)(he)授權文(wen)件等紙質(zhi)(zhi)內容實(shi)現的(de)(de)(de)，而電(dian)(dian)(dian)子(zi)簽(qian)(qian)(qian)(qian)名(ming)(ming)(ming)對(dui)上述(shu)(shu)材(cai)料的(de)(de)(de)核(he)實(shi)，需(xu)要在(zai)網絡和(he)(he)(he)(he)(he)軟件平臺進(jin)(jin)行(xing)相應的(de)(de)(de)注冊和(he)(he)(he)(he)(he)實(shi)名(ming)(ming)(ming)認證(zheng)，并提交上述(shu)(shu)有關(guan)核(he)驗(yan)(yan)材(cai)料，進(jin)(jin)而實(shi)現身(shen)(shen)份的(de)(de)(de)核(he)驗(yan)(yan)和(he)(he)(he)(he)(he)認證(zheng)；二是(shi)(shi)要確(que)(que)(que)(que)保(bao)(bao)電(dian)(dian)(dian)子(zi)簽(qian)(qian)(qian)(qian)名(ming)(ming)(ming)與(yu)(yu)特定(ding)數據(ju)(ju)電(dian)(dian)(dian)文(wen)之間的(de)(de)(de)關(guan)聯(lian)關(guan)系(xi)(xi)(xi)，傳統(tong)的(de)(de)(de)簽(qian)(qian)(qian)(qian)名(ming)(ming)(ming)方(fang)式，以(yi)(yi)紙張文(wen)件和(he)(he)(he)(he)(he)手(shou)寫(xie)(xie)簽(qian)(qian)(qian)(qian)名(ming)(ming)(ming)、蓋章(zhang)實(shi)現了聯(lian)系(xi)(xi)(xi)，在(zai)形式上簡(jian)(jian)單，物理辨(bian)別(bie)真實(shi)性(xing)較(jiao)容易(yi)，可通(tong)過(guo)(guo)鑒定(ding)手(shou)段實(shi)現。而電(dian)(dian)(dian)子(zi)簽(qian)(qian)(qian)(qian)名(ming)(ming)(ming)與(yu)(yu)相應的(de)(de)(de)數據(ju)(ju)電(dian)(dian)(dian)文(wen)之間的(de)(de)(de)關(guan)系(xi)(xi)(xi)則需(xu)要相應的(de)(de)(de)可防(fang)抵(di)賴防(fang)篡改的(de)(de)(de)技(ji)術(shu)(shu)手(shou)段予以(yi)(yi)保(bao)(bao)障和(he)(he)(he)(he)(he)實(shi)現，進(jin)(jin)而確(que)(que)(que)(que)保(bao)(bao)交易(yi)的(de)(de)(de)安全、準確(que)(que)(que)(que)進(jin)(jin)行(xing)，通(tong)過(guo)(guo)CA證(zheng)書指紋(wen)、數字時間戳、hash值(zhi)校驗(yan)(yan)、短信驗(yan)(yan)證(zheng)碼、語音(yin)驗(yan)(yan)證(zheng)碼甚(shen)至(zhi)是(shi)(shi)人(ren)臉(lian)識(shi)別(bie)等技(ji)術(shu)(shu)，多重技(ji)術(shu)(shu)與(yu)(yu)程序的(de)(de)(de)交融(rong)，實(shi)現防(fang)抵(di)賴、防(fang)篡改和(he)(he)(he)(he)(he)防(fang)偽造的(de)(de)(de)功(gong)能(neng)，可以(yi)(yi)確(que)(que)(que)(que)保(bao)(bao)和(he)(he)(he)(he)(he)確(que)(que)(que)(que)認最后(hou)一步(bu)的(de)(de)(de)電(dian)(dian)(dian)子(zi)簽(qian)(qian)(qian)(qian)名(ming)(ming)(ming)的(de)(de)(de)有效性(xing)，并可以(yi)(yi)上述(shu)(shu)技(ji)術(shu)(shu)本身(shen)(shen)的(de)(de)(de)安全性(xing)能(neng)以(yi)(yi)及記錄(lu)部分簽(qian)(qian)(qian)(qian)名(ming)(ming)(ming)過(guo)(guo)程中操作數據(ju)(ju)電(dian)(dian)(dian)文(wen)作為審查電(dian)(dian)(dian)子(zi)簽(qian)(qian)(qian)(qian)名(ming)(ming)(ming)法律(lv)效力的(de)(de)(de)依(yi)據(ju)(ju)。