SSH (sshd_config)
Maior segurança com o SSH
Categoria: Segurança
Software: SSH
[ Hits: 10.760 ]
Por: André
Nessa configuração eu bloqueei o acesso root via SSH, alterei a porta para 5000, fazendo assim com que o administrador tenha uma melhor segurança.
# Package generated configuration file # See the sshd(8) manpage for details # What ports, IPs and protocols we listen for Port 5000 # Use these options to restrict which interfaces/protocols sshd will bind to #ListenAddress :: #ListenAddress 0.0.0.0 Protocol 2 # HostKeys for protocol version 2 HostKey /etc/ssh/ssh_host_rsa_key HostKey /etc/ssh/ssh_host_dsa_key #Privilege Separation is turned on for security UsePrivilegeSeparation yes # Lifetime and size of ephemeral version 1 server key KeyRegenerationInterval 3600 ServerKeyBits 768 # Logging SyslogFacility AUTH LogLevel INFO # Authentication: LoginGraceTime 120 PermitRootLogin no StrictModes yes RSAAuthentication yes PubkeyAuthentication yes #AuthorizedKeysFile %h/.ssh/authorized_keys # Don't read the user's ~/.rhosts and ~/.shosts files IgnoreRhosts yes # For this to work you will also need host keys in /etc/ssh_known_hosts RhostsRSAAuthentication no # similar for protocol version 2 HostbasedAuthentication no # Uncomment if you don't trust ~/.ssh/known_hosts for RhostsRSAAuthentication #IgnoreUserKnownHosts yes # To enable empty passwords, change to yes (NOT RECOMMENDED) PermitEmptyPasswords no # Change to yes to enable challenge-response passwords (beware issues with # some PAM modules and threads) ChallengeResponseAuthentication no # Change to no to disable tunnelled clear text passwords #PasswordAuthentication yes # Kerberos options #KerberosAuthentication no #KerberosGetAFSToken no #KerberosOrLocalPasswd yes #KerberosTicketCleanup yes # GSSAPI options #GSSAPIAuthentication no #GSSAPICleanupCredentials yes X11Forwarding yes X11DisplayOffset 10 PrintMotd no PrintLastLog yes TCPKeepAlive yes #UseLogin no #MaxStartups 10:30:60 #Banner /etc/issue.net # Allow client to pass locale environment variables AcceptEnv LANG LC_* Subsystem sftp /usr/lib/openssh/sftp-server UsePAM yes
librePods: liberte seus AirPods em 2026
Bluefin - A nova geração de ambientes de trabalho Linux
Como atualizar sua versão estável do Debian
Configurar aviso da temperatura da CPU no Conky
Pós-instalação do elementary OS 8.1
Quer auto-organizar janelas (tiling) no seu Linux? Veja como no Plasma 6 e no Gnome
Copiando caminho atual do terminal direto para o clipboard do teclado
Conky não mostra temperaturas da CPU no notebook (14)
Registro do 'last&qu... errado [RESOLVIDO] (9)
O WiFi não reconhece minha rede depois que o processo de suspensão é r... (2)









