Cheatpapper

# SSH Basics
ssh user@host
ssh -p 2222 user@host
ssh -i keyfile user@host

# Authorized keys on remote server
~/.ssh/authorized_keys

# Upload
scp file user@host:/tmp/
rsync -azvP -e "ssh" file user@host:/tmp/

# Use specific cipher
ssh -c aes256-gcm@openssh.com user@host

# Proxy
ssh -J user@proxyhost user@target

# Run commands
ssh user@host ls -la
ssh user@host "sudo systemctl restart httpd"
ssh user@host 'sudo lsof -Pni'

# Options
# -o lets you pass any SSH client configuration option directly on the command line.
# It’s the same as putting the option inside ~/.ssh/config, but used ad-hoc.
ssh -o Option1=value -o Option2=value user@host