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`

Simon Willison @simon@fedi.simonwillison.net

4/11/2025, 8:56:14 PM

Public

It's been 2.5 years with little progress finding mitigations for prompt injection attacks LLM apps... but that may finally have changed!

Google DeepMind published a paper describing CaMeL, an ingenious system that could, maybe, lead to secure digital assistants https://simonwillison.net/2025/Apr/11/camel/

CaMeL offers a promising new direction for mitigating prompt injection attacks

In the two and a half years that we’ve been talking about prompt injection attacks I’ve seen alarmingly little progress towards a robust solution. The new paper Defeating Prompt Injections …

simonwillison.net · Simon Willison’s Weblog

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