Hackers' Pub

Syntax	Description	Examples
`"` keyword `"`	Finds the string within quotes, including spaces. Case-insensitive. (Escape quotes inside with `\"`)	`"Hackers' Pub"`
`from:` handle	Finds content written by the specified user.	`from:hongminhee` `from:hongminhee@hollo.social`
`lang:` ISO 639-1	Finds content written in the specified language.	`lang:en`
`#` tag	Finds content with the specified tag. Case-insensitive.	`#HackersPub`
condition condition	Finds content that satisfies both conditions on either side of the space (logical AND).	`"Hackers' Pub" lang:en`
condition `OR` condition	Finds content that satisfies at least one of the conditions on either side of the OR operator (logical OR).	`#HackersPub OR "Hackers' Pub" lang:en`
`(` condition `)`	Combines the operators within the parentheses first.	`(#HackersPub OR "Hackers' Pub" OR "Hackers Pub") lang:en`

Ian Campbell @neurovagrant@masto.deoan.org

7/17/2025, 5:32:32 PM

Public

Exposing the Unseen: Mapping MCP Servers Across the Internet

"We identified a total of 1,862 MCP servers exposed to the internet. From this set, we manually verified a sample of 119. All 119 servers granted access to internal tool listings without authentication."

this is why I keep a very watchful eye on Knostic about AI stuff, they know the tech, the risks, *and* how human behavior will interact with them.

#infosec #cybersecurity #genai

https://www.knostic.ai/blog/mapping-mcp-servers-study

Exposing the Unseen: Mapping MCP Servers Across the Internet

Knostic mapped 1,862 internet-exposed MCP servers via Shodan. 100 % lacked auth, revealing immature and risky GenAI endpoints.

www.knostic.ai

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