8 min read
ChatGPT, Claude, and Gemini: Subscription Prices Compared
What the free, $20, and higher-priced AI plans actually include, where usage limits apply, and when the Google bundle or a team plan changes the calculation.
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Latest writing
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A Repeatable Threat-Hunting Exercise for Small Security Teams
Run a failed-sign-in and role-grant query against invented events. Eight cases expose its timing rules, tenant boundaries, and missing-event problem.
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Choosing an AI Agent Memory Service: Security and Performance Tradeoffs
Start with ownership and deletion, then measure retrieval. A runnable SQLite example tests tenant scope and records local lookup timings.
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Evaluating Identity Detection Coverage Across MSP Tenants
Check what each customer tenant is sending, then follow a detection through the central case and back to an authorized response.
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How to Evaluate Tools for Securing Production AI Agents
Give a vendor a support workflow and inspect what reaches the resource APIs. Test changed approvals, alternate paths, retries, and outages.
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Tamper-Evident AI Agent Logs: Integrity, Gaps, and Limits
A valid log can still be incomplete. A small Python verifier shows what changes when you retain a checkpoint and what a compromised signer can forge.
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All tools
Steganography Lab
Hide a message in an image. Then look at the pixels that give it away.
Security tools
Decode tokens, inspect indicators, calculate subnets, and check security headers.
AI Tree of Life
An interactive app for exploring AI systems, model families, and the relationships between them.
GHS label builder
Create chemical labels with GHS pictograms and hazard statements.
NFPA diamond builder
Create and print NFPA 704 fire diamonds.
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