After Applying Latest Patch Bundle. Solaris 10. ssh stopped working ;error: fatal: matching cipher is not supported: arcfour128
Last updated on FEBRUARY 10, 2017
Applies to:Solaris Operating System - Version 10 10/09 U8 and later
Information in this document applies to any platform.
After applying Solaris 10 sparc cluster patches dated 04-14-2016 and rebooting the system, customer was not able to ssh to Solaris server.Found following error in the /var/adm /messages file.
" sshd: [ID 800047 auth.crit] fatal: matching cipher is not supported: arcfour128"
The arcfour128 and arcfour256 are weak ciphers and not supported ciphers in Solaris 10
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