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Check identity, tenant and tool permissions before an MCP call
An MCP server exposes capabilities to a client. It does not make every tool call authorized merely b…
The DMARC Record a Small Business Should Publish First (and When to Tighten It)
If your business sends mail from its own domain ([email protected]), three DNS records do the aut…
Cross-Site Request Forgery (CSRF): When Your Browser Becomes the Attacker
Imagine logging into your banking application, then opening another website in a different tab. Wit…
Refresh tokens in a .NET 10 Minimal API: rotation, reuse detection and revocation
In the previous posts of this series I've been building a free .NET 10 Minimal API starter: JWT auth…
Stop Uploading Signed Contracts to SaaS: How to Build 100% Client-Side PDF Signing in TypeScript
Every week, millions of developers and business owners upload sensitive non-disclosure agreements, o…
Why Drawing a Black Box on a PDF Doesn't Work (And How to Build Real In-Browser Redaction)
We've all seen the news headlines: a high-profile legal case or government report releases a "redact…
Musk showed Europe the kill switch. 74% of its top sites have one
Originally published at tensorust.com. Short answer: Yes, Europe's internet has a US off switch, an…
Smart Contract Vulnerability Surface Analysis: ether.fi Stake
Smart Contract Vulnerability Surface Analysis: ether.fi Stake Target Protocol: ether.fi Stake (TVL…
CVE-2026-115895: CVE-2026-115895: Code Injection via Unsanitized Import Alias in Happy DOM ECMAScript Module Compiler
CVE-2026-115895: Code Injection via Unsanitized Import Alias in Happy DOM ECMAScript Module Compiler…
How to Secure Presence: Channel per Room or Single-Stream Filtering
Use one channel per shared workspace, and authorize that channel when the server issues the client's…
ZooKeeper's ACL checks were bypassed twice, in code paths that rarely get reviewed
ZooKeeper's ACL checks were bypassed twice, in code paths that rarely get reviewed Apache ZooKeepe…
160 NVMe Drives in a 4U Box: Inside Supermicro's ASG-4116S-NU160R
At FMS 2026 (the Future of Memory and Storage conference, formerly Flash Memory Summit), Supermicro …