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SSHD supported cipher suites

 

Information

 

Summary:

List of cipher suites configured in SSH daemon.

Environment:

Product: Flowmon OS

Version: 12.x

Platform: All

Question/Problem Description:

Which cipher suites are supported by SSH daemon?

Is it possible to modify the SSHD configuration?

Steps to Reproduce:  
Error Message:  
Defect Number:  
Enhancement Number:  
Cause:  
Resolution:

SSHD configuration file is placed in /etc/ssh/sshd_config. It is not possible to modify the file by flowmon user.

Supported key exchange algorithms:

  • diffie-hellman-group18-sha512,
  • diffie-hellman-group16-sha512,
  • diffie-hellman-group14-sha256,
  • diffie-hellman-group-exchange-sha256.

Supported ciphers:

  • aes128-ctr,
  • aes192-ctr,
  • aes256-ctr,
  • aes128-gcm@openssh.com,
  • aes256-gcm@openssh.com,
  • chacha20-poly1305@openssh.com.

Supported message authentication codes:

  • hmac-sha2-512-etm@openssh.com,
  • hmac-sha2-256-etm@openssh.com,
  • umac-128-etm@openssh.com,
  • hmac-sha2-512,
  • hmac-sha2-256,
  • umac-128@openssh.com.

 

 

Workaround:  
Notes:  

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