Leon Derczynski ✍🏻 πŸ‚πŸ (@leonderczynski) 's Twitter Profile
Leon Derczynski ✍🏻 πŸ‚πŸ

@leonderczynski

NLP/ML/language/security. Principal research scientist @NVIDIA, & Prof @ITUkbh. Views ostensibly professional. llmsec stan acct

ID: 477030336

linkhttps://bsky.app/profile/leonderczynski.bsky.social calendar_today28-01-2012 19:18:00

25,25K Tweet

6,6K Followers

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Leon Derczynski ✍🏻 πŸ‚πŸ (@leonderczynski) 's Twitter Profile Photo

First keynote at LLMSEC 2025, ACL: "A Bunch of Garbage and Hoping: LLMs, Agentic Security, and Where We Go From Here" Erick Galinkin Friday 09.05 Hall B Details: sig.llmsecurity.net/workshop/ - #ACL2025NLP

First keynote at LLMSEC 2025, ACL:

"A Bunch of Garbage and Hoping: LLMs, Agentic Security, and Where We Go From Here" Erick Galinkin

Friday 09.05 Hall B

Details: sig.llmsecurity.net/workshop/ - #ACL2025NLP
Leon Derczynski ✍🏻 πŸ‚πŸ (@leonderczynski) 's Twitter Profile Photo

Come to LLMSEC at ACL & hear Niloofar's keynote "What does it mean for agentic AI to preserve privacy?" - Niloofar (✈️ ACL), Meta/CMU (Friday 1st Aug, 11.00; Austria Center Vienna Hall B) See you there! #acl2025 #acl2025nlp

Come to LLMSEC at ACL & hear Niloofar's keynote

"What does it mean for agentic AI to preserve privacy?" - <a href="/niloofar_mire/">Niloofar (✈️ ACL)</a>, Meta/CMU

(Friday 1st Aug, 11.00; Austria Center Vienna Hall B)

See you there!

 #acl2025 #acl2025nlp
Liwei Jiang (@liweijianglw) 's Twitter Profile Photo

We have put up all slide decks on the tutorial website: llm-guardrails-security.github.io πŸ₯³πŸ₯³πŸ₯³ Although I was only able to deliver the tutorial remotely due to visa constraints, I was really thrilled to learn that our tutorial received a quite full room of audience for the entire 3.5 hr!

We have put up all slide decks on the tutorial website: llm-guardrails-security.github.io πŸ₯³πŸ₯³πŸ₯³ Although I was only able to deliver the tutorial remotely due to visa constraints, I was really thrilled to learn that our tutorial received a quite full room of audience for the entire 3.5 hr!
Leon Derczynski ✍🏻 πŸ‚πŸ (@leonderczynski) 's Twitter Profile Photo

At ACL in Vienna? Hear the world's leading prompt injector talk at LLMSEC on Friday! Johann Rehberger Johann Rehberger will be presenting the afternoon keynote at 14.00 in Hall B > sig.llmsecurity.net/workshop/ #ACL2025NLP #ACL2025

At ACL in Vienna? Hear the world's leading prompt injector talk at LLMSEC on Friday! 

Johann Rehberger <a href="/wunderwuzzi23/">Johann Rehberger</a> will be presenting the afternoon keynote at 14.00 in Hall B

&gt; sig.llmsecurity.net/workshop/

#ACL2025NLP #ACL2025
Leon Derczynski ✍🏻 πŸ‚πŸ (@leonderczynski) 's Twitter Profile Photo

on ed hovy's framing of LLM heavy papers at #ACL2025NLP being "popcorn papers", which might seem fine enough while you're consuming them, but are not filling or nutritious, and just leave one hungry for some real knowledge 1. it's correct

Leon Derczynski ✍🏻 πŸ‚πŸ (@leonderczynski) 's Twitter Profile Photo

aaand done. that was a lovely acl. time to go home. wedding tomorrow, moving house sunday, back to work monday, sleep pushed til q4 πŸ˜„ #acl2025

aaand done. that was a lovely acl. time to go home. wedding tomorrow, moving house sunday, back to work monday, sleep pushed til q4 πŸ˜„

#acl2025
U.S. Graphics Company (@usgraphics) 's Twitter Profile Photo

Brutally honest aesthetics opinion, apologies: One pic feels like hardened stainless steel running COBOL, reads Hartford, Connecticut U.S.A. on a name plate somewhere. The other feels like recycled ABS plastic javascript shipped out of Temu. We have all this tech, but no aura.

Brutally honest aesthetics opinion, apologies: One pic feels like hardened stainless steel running COBOL, reads Hartford, Connecticut U.S.A. on a name plate somewhere. The other feels like recycled ABS plastic javascript shipped out of Temu.

We have all this tech, but no aura.
Leon Derczynski ✍🏻 πŸ‚πŸ (@leonderczynski) 's Twitter Profile Photo

really satisfied that "Importing Phantoms: Measuring LLM Package Hallucination Vulnerabilities" got accepted to CAMLIS. package hallucination is so, so real and the bigger models are worse at it. ms here: arxiv.org/abs/2501.19012 work led by Arjun Krishna , with Erick Galinkin