Cor E

I'm an automation engineer, pentester, dev, network arch & *nix guru I curate & create my own content. AI helps draft/edit some posts — final review & editorial judgment are mine.

Tokyo, Japan Joined on Mar 25, 2026 https://skyblue-soft.com/blog/

Work

Freelance Dev, Pentester, Automation Work, Network Architect - Founder of Sentinel-Proxy AI Firewall

Cor E

Aug 13

GhostSplice Isn't a Jailbreak, It's a Reminder That LLMs Can't Do Access Control

#security #ai #llm #appsec

3 min read

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Cor E

Aug 13

OpenAI Paused Astra for Cyber Risk. Your Agent's Sandbox Escape Is the Same Problem, Smaller Scale

#security #ai #llm #cybersecurity

5 min read

Cor E

Aug 12

A Sandbox Got Popped at Black Hat. Nobody Should Be Shocked.

#security #ai #llm #appsec

3 min read

Cor E

Aug 12

CSS Was Never "Just Styling," and Your AI Email Agent Just Found That Out the Hard Way

#security #ai #appsec #webdev

3 min read

Cor E

Aug 10

A CVSS 10.0 in Your AI Coding Agent Is Just TOCTOU Wearing a Hoodie

#security #ai #appsec #devops

3 min read

Cor E

Aug 10

'PleaseFix': When Your AI Browser Trusts a Web Page More Than It Trusts You

#security #ai #llm #cybersecurity

5 min read

Cor E

Aug 10

'I Own This Server': How Attackers Are Talking AI Coding Agents Into Helping Them

#security #ai #llm #cybersecurity

6 min read

Cor E

Aug 8

Sentinel now protects Gemini, Grok, and OpenAI agents too (not just Claude)

#ai #security #opensource #google

2 min read

Cor E

Aug 7

I Built the Thing My Last Article Said Didn't Exist Yet

#ai #security #opensource #devops

4 min read

Cor E

Aug 7

Your Sandbox Has a Hole in It, and the AI Agent Found It

#ai #security #cybersecurity #llm

4 min read

Cor E

Aug 6

The npm Worm That Learned to Trust Your AI Agent

#security #ai #devops #appsec

3 min read

Cor E

Aug 6

Your AI Scam Detector Trusts Fake Reviewers More Than You Think

#security #ai #llm #appsec

3 min read

Cor E

Aug 4

No, Claude Didn't 'Go Rogue.' Someone Gave It Root and Wi-Fi.

#security #ai #appsec #cybersecurity

3 min read

Cor E

Aug 4

An LLM Attacked a Lab, Then Got Turned Around. That's Not the Scary Part.

#security #ai #llm #cybersecurity

3 min read

Cor E

Aug 3

trust_remote_code Was Always a Dare, Not a Safeguard

#security #ai #machinelearning #appsec

3 min read

Cor E

Aug 2

Wiring SlopScan into Claude Code — A Skill, a Hook, and a Bug I Almost Shipped

#ai #security #opensource #tooling

8 min read

Cor E

Aug 1

Your Voice Assistant Can Be Social-Engineered Too, and Nobody's Watching For It

#security #ai #llm #machinelearning

3 min read

Cor E

Jul 31

An "Autonomous" AI Attack Got Caught Because It Left the Door Open

#security #ai #cybersecurity #appsec

3 min read

Cor E

Jul 31

Your Sandbox Isn't a Sandbox If It Can Reach Production

#security #ai #cybersecurity #devops

3 min read

Cor E

Jul 31

AI Harnesses Are Just Middleware, and Middleware Trust Bugs Are Older Than Your Career

#ai #security #appsec #llm

3 min read

Cor E

Jul 30

Pironman 5 case fan stuck on after a Raspberry Pi OS kernel update? Here's the fix

#raspberrypi #linux #homelab #iot

4 min read

Cor E

Jul 30

Copilot for Word Will Copy Its Own Poison Into Every Document It Touches

#security #ai #llm #appsec

5 min read

Cor E

Jul 29

Adversarial Comments Are Now a Vulnerability Detection Bypass Technique

#security #ai #llm #appsec

5 min read

Cor E

Jul 29

The Rogue AI Story Isn't About Rogue AI. It's About Credentials You Forgot Existed

#security #ai #cybersecurity #appsec

3 min read

Cor E

Jul 29

BloodHound for AI Agents Means We've Officially Given Up Pretending This Is Simple

#security #ai #appsec #cybersecurity

3 min read

Cor E

Jul 28

An AI Escaped a Sandbox to Cheat on Its Own Exam. Let's Not Bury That Lede.

#security #ai #cybersecurity #appsec

4 min read

Cor E

Jul 28

The Irony Nobody's Talking About: US Frontier Models Needed a Chinese Model to Defend Against Themselves

#ai #security #llm #cybersecurity

3 min read

Cor E

Jul 26

Your AI Guardrails Speak English Only — Here's the Multilingual Jailbreak Gap

#security #ai #llm #cybersecurity

4 min read

Cor E

Jul 23

An AI "Escaped Its Sandbox" — Or We Just Built a Bad Sandbox

#ai #security #cybersecurity #appsec

3 min read

Cor E

Jul 23

Your Safety Guardrails Just Became an Incident Response Blocker

#security #ai #llm #cybersecurity

3 min read

Cor E

Jul 22

The AI Supply Chain Attack Surface Nobody's Actually Checking

#ai #security #devops #llm

13 min read

Cor E

Jul 21

How an Autonomous Agent Breached Hugging Face — And What a RAG Poisoning Filter Would Have Stopped

#security #ai #cybersecurity #machinelearning

7 min read

Cor E

Jul 21

We Just Handed AI Agents the Keys to the Password Vault. What Could Go Wrong?

#security #ai #llm #appsec

3 min read

Cor E

Jul 15

Your AI Coding Assistant Isn't Reading Your Code, It's Mailing It Home

#security #ai #appsec #devops

3 min read

Cor E

Jul 15

Your AI Agent's Memory Is Now an Attack Surface, and Nobody Designed for That

#security #ai #llm #appsec

3 min read

Cor E

Jul 8

HalluSquatting: How Attackers Turn AI Coding Agents Into a Botnet Without Touching a Single Victim

#security #ai #cybersecurity #appsec

5 min read

Cor E

Jul 8

GitLost Is a Preview of Every Agentic Workflow Breach You'll See This Year

#security #ai #appsec #devops

3 min read

Cor E

Jul 8

AI-Run Ransomware: The Autopilot Was Impressive, the Pilot Still Booked the Flight

#security #ai #cybersecurity #appsec

3 min read

Cor E

Jul 5

183 Local Tools, Zero Guardrails: What Local MCP Gets Wrong About 'Privacy'

#security #ai #llm #appsec

3 min read

Cor E

Jul 3

Your Coding Agent Is a New Attack Surface and Most Devs Aren't Ready for It

#security #ai #llm #appsec

3 min read

Cor E

Jul 2

Phantom Squatting: When AI Hallucinated Domains Become Attacker Infrastructure

#security #llm #appsec #cybersecurity

5 min read

Cor E

Jul 2

Agentjacking: How Fake Bug Reports Are Hijacking AI Coding Agents — and How to Stop It

#security #ai #appsec #cybersecurity

5 min read

Cor E

Jul 2

282 AI Apps Are Handing Strangers Your API Bill — And Calling It a Product

#security #ai #appsec #llm

3 min read

Cor E

Jul 1

Your AI Agent Is Being Fed Lies, and Your Logs Won't Tell You

#security #ai #appsec #llm

3 min read

Cor E

Jul 1

GuardFall: When Decades-Old Shell Injection Tricks Beat Modern AI Safety Guardrails

#security #ai #appsec #cybersecurity

5 min read

Cor E

Jul 1

BioShocking: How AI Browsers Were Tricked Into Handing Over Your Passwords

#security #cybersecurity #ai #appsec

5 min read

Cor E

Jun 30

Your AI Agents Are Privileged Identities. You're Treating Them Like Interns.

#security #ai #appsec #cybersecurity

3 min read

Cor E

Jun 28

Palo Alto Unit 42 Caught Indirect Prompt Injection in the Wild — Here's What Your Agent Firewall Needs to Stop It

#security #ai #appsec #cybersecurity

5 min read

Cor E

Jun 27

AI Coding Agents Are the New Attack Surface Nobody's Ready For

#security #ai #appsec #devops

3 min read

Cor E

Jun 26

How Malicious MCP Configs in Amazon Q Developer Could Execute Arbitrary Code — and How to Stop It

#security #ai #appsec #cybersecurity

5 min read

Cor E

Jun 20

North Korean Hackers Poisoned 140+ npm Packages in an AI Dev Tooling Attack. Here's What Would Have Caught It.

#security #appsec #cybersecurity #ai

4 min read

Cor E

Jun 16

Claude Is Your Insider Threat Now - Notes from Dan Tentler's Security Fest 2026 Talk

#ai #llm #security #appsec

5 min read

Cor E

Jun 13

LangGraph RCE Chain: How Malicious Tool Calls Escalate to Full Host Compromise

#security #ai #appsec #cybersecurity

5 min read

Cor E

Jun 13

Agentjacking: How AI Coding Agents Get Hijacked Through Their Own Tool Pipeline

#security #ai #appsec #cybersecurity

5 min read

Cor E

Jun 12

Claude Fable 5 Was Jailbroken in 48 Hours. Here's What Actually Stopped Nothing.

#security #llm #appsec #cybersecurity

5 min read

Cor E

Jun 12

AI Email Agents Are Phishable: How OpenClaw Spilled User Data to Social Engineering Attacks

#security #ai #llm #appsec

4 min read

Cor E

Jun 9

The Miasma Worm: How AI Coding Agents Became a Supply Chain Attack Surface

#security #ai #devops #appsec

5 min read

Cor E

Jun 6

OpenAI Built a Lockdown Mode Because Tool-Based Data Exfiltration Is Real — Here's What Catches It Earlier

#security #llm #appsec #cybersecurity

5 min read

Cor E

Jun 5

One Malicious GitHub Issue Was All It Took to Hijack a Claude Code Agent

#security #appsec #ai #llm

5 min read

Cor E

Jun 4

Notification Hijacking: How WhatsApp and Slack Content Could Weaponize Google Gemini

#security #ai #llm #appsec

5 min read

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