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OpenSSH to deprecate SHA-1 logins due to security risk
- pedro84 6y agohttp://www.openssh.com/txt/release-8.3 http://www.openssh.com/txt/release-8.3 To check whether a server is using the weak ssh-rsa public key algorithm, for host authentication, try to connect to it after removing the ssh-rsa algorithm from ssh(1)'s allowed list: ssh -oHostKeyAlgorithms=-ssh-rsa user@host If the host key verification fails and no other supported host key types are available, the server software on that host should be upgraded.