How to Check Your Telegram Group Security
To check your Telegram group security, follow this four-step audit: review your invite link settings, check member permissions, inspect suspicious members, and replace static invite links with a knowledge gate. Groups using static public links are 47x more likely to experience bot infiltration than groups using knowledge gates.
Step 1: Start With Your Invite Link Settings
The most common security vulnerability in Telegram groups is an exposed static invite link. Go to your group settings, open the invite link section, and check:
- Does your invite link expire? If not, set an expiration time of 24 hours or less.
- Is there a member limit? Set a limit of 1 use per link to prevent mass joins.
- Has this link been shared publicly? If yes, revoke it and create a new one.
Even with these settings, static links remain vulnerable to bots. The best practice is to use single-use invites generated through the Telegram Bot API.
Step 2: Review Member Permissions
Open your group settings and review who can:
- Send messages: Restrict new members from sending messages for the first 24 hours
- Add members: Only admins should be able to add new members
- Send media and links: Restrict until members reach a certain level of trust
- Change group info: Admins only
These restrictions create multiple layers of security. Even if a bot gets through your invite link, they can't spam, add other bots, or damage your community.
Step 3: Check for Suspicious Members
Review your member list regularly for signs of bots: accounts with no profile photo, recently created accounts, accounts that haven't sent any messages, or accounts that send spam links. Telegram's built-in spam filter helps, but it's reactive — it removes bots after they've already joined.
For preventive protection, use a knowledge gate that filters bots before they receive an invite. This is the most effective approach to security.
Step 4: Use the Telegram Group Security Audit Tool
For a comprehensive security analysis, use Verifan's free Group Security Audit tool. It analyzes your group's settings, member activity, and potential risks, giving you a clear security score and actionable recommendations.