在刑事案件中,电子证据的收集应由侦查人员进行;根据案情不同,电子证据可按简单流程和复杂流程进行收集;可采取保全公证、技术鉴定及其他方法确保电子证据的真实性和有效性。对于手机短信可采取拍照、记录的方法固定;对于电子邮件除直接向电子邮件收件人和发件人收集电子邮件证据外,还可以从ISP的邮件服务器调取收集相关邮件信息。 In criminal cases, the collection of electronic evidence should be conducted by investigators. Depending on the circumstances, the electronic evidence may be collected according to simple and complicated procedures. The publicity, technical appraisal and other methods may be adopted to ensure the authenticity and validity of the electronic evidence . For SMS text messages can take pictures, the recording method is fixed; for e-mail in addition to direct e-mail recipients and collectors to collect e-mail evidence, but also from the ISP’s mail server to retrieve the collection of relevant e-mail messages.