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Why I Built an 80+ Tool Suite with Vanilla PHP and Zero Server-Side Storage
When we talk about online utility tools—whether it's formatting JSON, converting images, calculating…
Cloudflare Turnstile in a Python scraper: tokens, expiry, and three approaches
If you scrape a site that sits behind Cloudflare Turnstile, you have probably seen the same loop: th…
Agency or client: who is the manufacturer of an app under the CRA?
Short answer: usually the client whose name the app is published under, not the agency that wrote it…
Rich Authorization Requests Fail When Downstream Services Flatten the Details
Rich Authorization Requests Fail When Downstream Services Flatten the Details OAuth scopes are goo…
Smart Home Security: A 10-Step Checklist for Your Home
Secure a smart home from the router outward: change the router's default login, use WPA3 Personal or…
Crypto Wallet Security: A Checklist With Trade-offs
Never share your recovery phrase with anyone or type it into a site: Ethereum.org says to never, for…
WebAuthn RP IDs Turn a Subdomain Decision into an Authentication Boundary
WebAuthn RP IDs Turn a Subdomain Decision into an Authentication Boundary WebAuthn registrations a…
Zero Trust Between Services, Not Just Users: A Practical Pattern for Multi-Cloud Estates
Most zero-trust conversations start with people: single sign-on, MFA, device posture, and conditiona…
I built a spending guard for AI agents that asks my phone before they pay
I've been letting AI agents do more on their own, and at some point I realized that if one decided t…
Vary Is Not a Privacy Boundary for Authenticated Responses
Vary Is Not a Privacy Boundary for Authenticated Responses An HTTP cache can save bandwidth and re…
My Mac Advertises Five Services, All Five Carry My Name
On 21 October I counted the listening sockets on this machine: 42 of 55 were unreachable from the ne…
Synthetic documents vs real specimens for training a document detector?
We're collecting a reference holding at Landvex and also planning heavier YOLO training. I'm uneasy …