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News
Why I stopped pasting production JWTs into random websites (and built an offline tool suite instead)
1+ hour, 6+ min ago (356+ words) Be honest: how many times this week have you pasted a bearer token, a customer payload, or an.env config snippet into an online formatter just to quickly see what went wrong? I used to do it constantly. Need to…...
What Happens When You Click “Login”? Understanding Authentication for Beginners
2+ hour, 37+ min ago (1063+ words) It feels like a simple action. But what actually happens after you click that button? How does the website know that the email and password belong to you? Where does the password go? How does the server remember that you've…...
Security Is Architecture: Secure Design Principles for Enterprise Data Platforms
2+ hour, 43+ min ago (708+ words) Lessons from building data solutions with Spark, Databricks, dbt, Microsoft Fabric, ADF, and Azure Modern enterprises …...
JWT Authentication in Express That You Can Actually Revoke
15+ hour, 13+ min ago (1426+ words) Access tokens, refresh token rotation, and theft detection: the parts most Node.js tutorials leave... Tagged with backend, javascript, node, security....
JWTs Are Not Enough: A Practical Guide to API Security in FastAPI That Actually Scales
13+ hour, 16+ min ago (163+ words) Last year, I watched a production FastAPI API get pwned in 12 minutes. The developer had done everything “by the book” — OAuth2, JWT tokens, HTTPS. And yet, a single refresh token leak brought down an entire fintech dashboard. That day, I learned…...
I pasted a production JWT into a random website. Then I read their privacy policy.
19+ hour, 32+ min ago (415+ words) I'd like to tell you this was a one-time lapse. It wasn't. I do it constantly. A JWT to check what's in the payload. A chunk of JSON to pretty-print because the API response came back on one line. A…...
Why I Stopped Storing JWTs in LocalStorage (And What I Built Instead)
19+ hour, 2+ min ago (396+ words) A practical breakdown of XSS vulnerability vectors, HttpOnly cookies, and refresh token rotation in production Node.js apps. A …...
The Other Sean Byrne Doesn't Exist: A Case Study in Digital Identity Ghosts
1+ day, 4+ hour ago (1154+ words) It started with a simple Slack message. "Hey Sean, did you get my PR review request?" Then he Googled himself. As one does. And that's when he found the other Sean Byrne—or rather, the absence of him. There were…...
BSides Las Vegas 2026: Following the Trust Relationships Attackers Are Targeting
1+ day, 18+ hour ago (940+ words) BSidesLV 2026 presenters showed how attackers are increasingly exploiting valid trust relationships instead of breaking through the front door, and what we need to do about it. GitGuardian Developer Advocate - Dwayne has been working as a Developer Relations professional since 2016 and…...
JWT auth without the confusion
3+ day, 12+ hour ago (218+ words) JWT is just a token format. It is not authentication, not a session, and not a database. Once you separate those ideas, most of the pain disappears. A JWT is a JSON object that is signed. That's it. The payload…...