Disbable and don’t use legacy protocols

​Telnet and FTP protocols do not provide any encryption. Usernames and passwords information there is being transmitted in clear text. Such data can be accessed by monitoring network traffic and credentials can be easily retrieved.

Such protocols need to be replaced with secure alternatives. Telnet can be replaced with SSH and FTP can be replaced with SFTP or FTPS.

If telnet is in use, then this is an indication that a legacy system is in use, please think of upgrading it to a more modern solution.

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