(It took me a long time to find it, and many people used the SecureCRT6.7 version to coax people and spoil me a lot. Including installation files, Version 7.2.1 (x64build443) software has been tested by itself and can be registered and used. Note: 1. The latest version under the official website may not be able to be patched, and registration will fail. 2. The registration machine may have a virus prompt in some anti-virus software, which is originally harmless, so don't download it if you don't like it. SecureCRT is an ideal tool for connecting to remote systems running Windows, UNIX and VMS, enabling encrypted file transfers using the included VCP command line program. 1. Run SecureCRT-kg.exe and click the Patch button to apply the patch. 2. Then enter Name and Company, and click the Generate button to generate the Licensekey. 3. Run secureCRT.exe, click menu-gt;Help-gt;EnterLicenseData..., EnterLicenceManually enter the name, company and generated registration code. SecureFX is also equipped with an independent registration machine, and the registration method is the same as that of CRT. SecureCRT is a highly customizable terminal emulator, suitable for Internet and Intranet. It supports IPv6 specification. Generally, routers use TELNET protocol (port 23), you can enter the IP address of the router in SecureCRT5.1, and all others can log in by default. router.)