The X

1 files use the extension of CRT

.CRT

Security Certificate

Classification:web file
Certificate used by secure websites (beginning with "https://") to verify their authenticity; distributed by companies such as Verisign and Thawte.

instruction:

Certificate files are automatically recognized by Web browsers when a user visits a secure site. The information stored in the certificate can be viewed by clicking the lock icon within the browser window.

CRT(Security Certificate) related software:

Windows

4 software

Mac

2 software

Linux

4 software

发送 E1947 至公众号 IT小技巧 查看软件名称。