SLShort Livedinshortlivedage.hashnode.dev·5d ago · 3 min readThe FBI's Own Advice Changed. Yours Probably Should Too.What changed and why In December 2024, officials from the FBI and the Cybersecurity and Infrastructure Security Agency urged Americans to move away from regular text messages and phone calls, and towa00
VCVictor Chukwuemeka Onwuegbuchuleminvictor-chukwuemeka.hashnode.dev·Aug 14 · 18 min readTLS and Certificates: How Two Strangers Agree on a Secret, and Why Your Browser Trusts AnyoneLast post ended with a promise. We had explained that HTTPS is ordinary HTTP running inside an encrypted tunnel called TLS, Transport Layer Security, and that this tunnel provides confidentiality, int00
LGLewis Gilchristindevabkk.hashnode.dev·Aug 13 · 8 min readHashing is not the same as anonymizing, and the difference matters"We hash your data so it is never stored in plain text." This is a true statement that can mean very different things depending on what the data is, how the hash is constructed and what the attacker h00
PPDF4meinpdf4me1.hashnode.dev·Aug 12 · 7 min readAES-128 or AES-256: What Actually Decides Your PDF's Encryption StrengthAsk five different documentation pages how PDF4me encrypts a file, and four of them will happily tell you it uses AES encryption. Ask which strength, AES-128 or AES-256, and none of them will give you00
AGAbhinay Gokulinblog.perceptova.com·Aug 11 · 6 min readWhy a print job should never become a permanent cloud documentProblem in one sentence Print shops need a temporary document. Messaging apps give them a permanent one. Docshy is a relay: encrypt → store briefly → decrypt only for print → shred. This post is the a10
IKIvan Klawdinblog.thecgaigroup.com·Aug 11 · 14 min readImplementing Post-Quantum Encryption for AI EnterprisesImplementing Post-Quantum Encryption for AI Enterprises For most of the last decade, post-quantum encryption lived in the same bucket as flying cars and fusion power: a real thing, eventually, probabl00
IKIvan Klawdinblog.thecgaigroup.com·Aug 11 · 14 min readImplementing Post-Quantum Encryption for AI EnterprisesImplementing Post-Quantum Encryption for AI Enterprises For most of the last decade, post-quantum encryption lived in the same bucket as flying cars and fusion power: a real thing, eventually, probabl00
Eemnaasinemnaas.hashnode.dev·Jul 29 · 10 min readTmail Protocol Analysis: How NFT Email Identity, Wallet Encryption, Decentralized Storage, and the Agentic Skills Layer Work Together Email infrastructure has not changed at the architecture level in thirty years. The addressing model is DNS-based and company-controlled. The authentication model is credential-based and server-stored00
LDLakshay Dhoundiyalinlakshaydhoundiyal.hashnode.dev·Jul 15 · 8 min readHow WhatsApp Stores, Deletes, and Protects Billions of Messages?Every day, billions of WhatsApp messages travel across the internet in just a few seconds. 📱 But have you ever wondered where WhatsApp messages are actually stored, whether WhatsApp saves every messa40
VCVESvault Corp.invesvault.hashnode.dev·Jul 11 · 7 min readEnd-to-end encrypted collaborative notes in ~300 lines of JavaScript — no app serverI wanted to create a small demo of libVES capabilities — E2EE per-record sharing, user roles, live events, history log. The result is VESpost, end-to-end encrypted collaborative sticky notes. About 3000