 <h1>Congratulations! 🎉 </h1>
    <p style="color:#637381;">All done! You’ve completed another milestone.</p>

To continue, enter your details to log in.

We’ve sent a 6‑digit code to #MAIL_ADDRESS#\nPlease check your inbox or spam folder and enter the code below to continue.

Verification code sent

Thank you for the payment. You can now access {collectionName} by simply clicking the button below.

Yes, you’ve successfully ordered! 🎉

Unlock This Exclusive Course

It seems that your email address is not currently on the authorized access list. Please ensure you are using the email address that was invited, or contact the content owner for assistance.

Verification Required for Access

SSH 暴力登入防護

暴力破解是什麼

安裝 Fail2ban

建立 SSH Jail

查看被封鎖的 IP

手動 Ban 與 Unban

Fail2ban 安全檢查

了解暴力登入風險，安裝與設定 Fail2ban，並學會查看 Jail、Ban/Unban 與確認封鎖是否生效。

從暴力破解觀念開始，建立 SSH Jail，並學會查看與維護 Fail2ban。.

Fail2ban 防暴力登入

<div class="simple-box-wrapper"> <div class="simple-box"> <div class="column"> <h3>Description</h3> <div class="ck-horizontal-line"><hr></div> <p>I'm a paragraph. Click to start writing that will inform, inspire, or encourage your community. We know you have so many things to share with the world. Happy editing!</p> </div> </div> </div>