Commands/OpenSSL.html at main · Huffle89/Commands · GitHub

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<!DOCTYPE html>
<html lang="en">
<head>
  <meta charset="UTF-8">
  <meta name="viewport" content="width=device-width, initial-scale=1.0">
  <title>OpenSSH — Huffles IT Services</title>
  <style>
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      font-size: 0.9em;
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    .back-button:hover {
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  </style>
</head>
<body>
  <h1>OpenSSH</h1>
  <h2>Secure Shell Reference</h2>

  <div class="table-group">
    <table>
      <thead><tr><th>Basic SSH</th><th>Description</th></tr></thead>
      <tbody>
        <tr><td data-label="Command">ssh user@host</td><td data-label="Description">Connect to remote host</td></tr>
        <tr><td data-label="Command">ssh -p 2222</td><td data-label="Description">Specify custom port</td></tr>
        <tr><td data-label="Command">ssh -v</td><td data-label="Description">Verbose connection output</td></tr>
        <tr><td data-label="Command">ssh -X</td><td data-label="Description">Enable X11 forwarding</td></tr>
      </tbody>
    </table>

    <table>
      <thead><tr><th>Key Management</th><th>Description</th></tr></thead>
      <tbody>
        <tr><td data-label="Command">ssh-keygen</td><td data-label="Description">Generate SSH key pair</td></tr>
        <tr><td data-label="Command">ssh-copy-id</td><td data-label="Description">Copy public key to host</td></tr>
        <tr><td data-label="Command">~/.ssh/config</td><td data-label="Description">Client config file</td></tr>
        <tr><td data-label="Command">chmod 600 ~/.ssh/id_rsa</td><td data-label="Description">Secure private key</td></tr>
      </tbody>
    </table>

    <table>
      <thead><tr><th>File Transfer</th><th>Description</th></tr></thead>
      <tbody>
        <tr><td data-label="Command">scp file user@host:/path</td><td data-label="Description">Copy file to remote</td></tr>
        <tr><td data-label="Command">scp user@host:/path file</td><td data-label="Description">Copy file from remote</td></tr>
        <tr><td data-label="Command">rsync -avz</td><td data-label="Description">Sync files over SSH</td></tr>
        <tr><td data-label="Command">sftp user@host</td><td data-label="Description">Secure FTP session</td></tr>
      </tbody>
    </table>

    <table>
      <thead><tr><th>Tunneling</th><th>Description</th></tr></thead>
      <tbody>
        <tr><td data-label="Command">ssh -L 8080:localhost:80</td><td data-label="Description">Local port forwarding</td></tr>
        <tr><td data-label="Command">ssh -R 2222:localhost:22</td><td data-label="Description">Remote port forwarding</td></tr>
        <tr><td data-label="Command">ssh -D 1080</td><td data-label="Description">Dynamic SOCKS proxy</td></tr>
        <tr><td data-label="Command">autossh</td><td data-label="Description">Auto-reconnect SSH tunnel</td></tr>
      </tbody>
    </table>

    <table>
      <thead><tr><th>Server Config</th><th>Description</th></tr></thead>
      <tbody>
        <tr><td data-label="Command">/etc/ssh/sshd_config</td><td data-label="Description">Server config file</td></tr>
        <tr><td data-label="Command">systemctl restart ssh</td><td data-label="Description">Restart SSH service</td></tr>
        <tr><td data-label="Command">PermitRootLogin no</td><td data-label="Description">Disable root login</td></tr>
        <tr><td data-label="Command">PasswordAuthentication no</td><td data-label="Description">Enforce key-only login</td></tr>
      </tbody>
    </table>
  </div>

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