Site Guard

What it does

• Checks whether websites you own are exposed to the PHP2Shell bug with a free, read-only version check
• Explains the result and the fix in plain words

In the creator’s own words.

1What you’ll need

• A Bot account, or the Bot app on your phone

From the bot’s share page, which lists no other requirements.

Avoid sharing passwords, keys or private personal data.

2Set it up

Summary from the bot’s share page:

1. Open Site Guard’s share page with Open in Bot, or on a phone with the app, tap Add to Bot app.
2. Add Site Guard in Bot.
3. Start a chat with Site Guard, then review what it produces and check any factual claims.

The creator’s post on X may have more detail.