Teri Radichel

Teri Radichel

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CEO 2nd Sight Lab; AWS/cloud security research and education

Never Trust Nondeterministic AI Responses as Deterministic
SocialMay 14, 2026

Never Trust Nondeterministic AI Responses as Deterministic

LLMRisks Archive - OWASP Gen AI Security Project ~ just saw this. My number one would have been: Treating non-deterministic AI responses as deterministic and trusting them. https://t.co/psehlnxxXq

By Teri Radichel
Curl Audit Finds Single Low‑severity CVE, Others False Positives
SocialMay 11, 2026

Curl Audit Finds Single Low‑severity CVE, Others False Positives

Mythos on Curl: Once my curl security team fellows and I had poked on the this short list for a number of hours and dug into the details, we had trimmed the list down and were left with one confirmed...

By Teri Radichel
Secure AWS Keys with MFA, IP Restrictions, Least Privilege
SocialMay 10, 2026

Secure AWS Keys with MFA, IP Restrictions, Least Privilege

Do you add MFA and/or IP address restrictions to AWS Developer access key IAM user policies and trust policies ~ or both? Also create policies that only give necessary permissions. Even with short lived tokens there is a period of time...

By Teri Radichel
Effective Bug Bounties and Triage Prevent IDOR Breaches
SocialMay 8, 2026

Effective Bug Bounties and Triage Prevent IDOR Breaches

I’m reading about the Canvas breach which runs infrastructure on AWS: Canvas login portals hacked in mass ShinyHunters extortion campaigns. The details are light but from what I can gather they may have used IDOR/BOLA to bypass trust boundary between free...

By Teri Radichel
Assess if Cloud Credentials Exposed Beyond Authentication
SocialMay 5, 2026

Assess if Cloud Credentials Exposed Beyond Authentication

I need to take a look at this and see if you can essentially expose cloud platform credentials and permissions or it is purely auth with no additional attack surface.

By Teri Radichel
AWS Nitro Isolates Resources, Blocking Copy‑Fail Exploit
SocialMay 5, 2026

AWS Nitro Isolates Resources, Blocking Copy‑Fail Exploit

If you were wondering if this affects AWS VMs ~ per Google aimode and AWS documentation: The AWS Nitro System mitigates the Copy Fail vulnerability through architectural isolation, specifically by pinning dedicated physical resources and eliminating shared Dom0 kernel components. AWS...

By Teri Radichel
Bug Bounty Pros Question $22K Split ROI Amid AI Rise
SocialMay 5, 2026

Bug Bounty Pros Question $22K Split ROI Amid AI Rise

I wonder how top bug bounty hunters feel about a $22K cash prize split between a bunch of people. I like the idea about rewarding defenders and programmers for work on AI but the ROI doesn’t seem to be there...

By Teri Radichel
Skilled Triagers and Secure Code Beat AI‑only Solutions
SocialMay 3, 2026

Skilled Triagers and Secure Code Beat AI‑only Solutions

More reason to have a bug bounty program with triagers who know what they are doing, The attackers that find the same vuln aren’t going to report it to a cert. what if the triager asked AI if that was...

By Teri Radichel
User Urges Anthropic to Restore Access to Opus 4.7
SocialMay 2, 2026

User Urges Anthropic to Restore Access to Opus 4.7

Money grab while they can? I really hope Anthropic can figure this out because for a minute there, Opus 4.6 was amazing. I still do not have access to 4.7 in AWS Kiro CLI or access to Mythos.

By Teri Radichel
Goblin Glitch: Unexpected Surge in Model Outputs
SocialMay 2, 2026

Goblin Glitch: Unexpected Surge in Model Outputs

Analysis of how goblins started appearing a bit too frequently in OpenAI model output. https://t.co/K2K22kVFpi

By Teri Radichel
GitHub Actions Less Secure Than Private Lambda Deployments
SocialApr 24, 2026

GitHub Actions Less Secure Than Private Lambda Deployments

Hardening GitHub Actions: Lessons from Recent Attacks | Wiz Blog ~ really good article but I wrote about why I won’t use GitHub actions at all on a cloud instance. Not as many protections as you can get with Lambda...

By Teri Radichel
Bounty Platforms Need Spam Detection Like Email Systems
SocialApr 24, 2026

Bounty Platforms Need Spam Detection Like Email Systems

Instead of no bug bounty companies like HackerOne need to figure out how to flag potential bounty spam the same way email systems flag spam.

By Teri Radichel
Testing Needed to Gauge Approach Effectiveness Across Models
SocialApr 24, 2026

Testing Needed to Gauge Approach Effectiveness Across Models

Interesting but hard to know how useful without being able to test them. Also, I wonder how different approaches affect the results of different models. Haven’t had a chance to test that yet.

By Teri Radichel
Discord Group Hacks Anthropic Model by Guessing URL
SocialApr 22, 2026

Discord Group Hacks Anthropic Model by Guessing URL

Bloomberg reports a certain group got access to Mythos by guessing the URL for the new model. Guessing? Really? From Google: The unauthorized group is a private Discord channel of AI enthusiasts who specialize in tracking and testing unreleased large language models...

By Teri Radichel
Teri Radichel | Pulse