Ring introduces a new encryption standard, makes it the default for cloud features
Ring says users can still opt for end-to-end encryption.
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Why Your Shared Docs Aren't End-to-End Encrypted
Google Docs, Notion, Microsoft 365, and Confluence all encrypt your documents at rest and in transit. None of them are end-to-end encrypted, meaning…
Mastering Cryptography in Go: Introducing `go-think/openssl`
Zero-Boilerplate, 100% Cross-Language Compatible Encryption for Go Developers Cryptography in Go has always been a tale of two worlds. On one hand,…
A Secure and Efficient Image Encryption Scheme Based on Chaotic Systems
Chaotic systems have become one of the most practical foundations for image encryption because they generate sequences that are deterministic yet be…
Going Dark: Why Law Enforcement Hacking Is the New Surveillance Frontier
Going Dark: Why Law Enforcement Hacking Is the New Surveillance Frontier A provocative essay by cryptography engineer Matthew Green titled "Going Da…
Business Email Compromise: The Fraud That Doesn't Break Any Encryption
Business email compromise, usually shortened to BEC, has been the largest reported category of cybercrime loss tracked by the FBI's Internet Crime C…
Foxy Mail Wire: an open format for compressed & encrypted email
Internet mail still moves as MIME over IMAP and SMTP. That’s fine for delivery — bad if you want smaller messages or real end-to-end privacy of the…
Apple challenges UK government’s latest demand for iCloud backdoor: report
Apple has appealed a new legal demand by the U.K. government, which critics say could threaten the privacy rights of users all over the world.
Off-the-Record Messaging: Where Deniable Encryption Started
In 2004, three researchers published a paper with a pointed subtitle: "Why Not To Use PGP." Their argument was that encrypting instant messages with…
TLS Interception: How Corporate Proxies Read Your Encrypted Traffic
The padlock in your browser tells you the connection is encrypted. It does not tell you who is on the other end of that encryption. On millions of c…
Cloud KMS and Bring-Your-Own-Key: What You're Actually Trusting
Every major cloud provider sells a key management service, and most sell a "bring your own key" option layered on top, marketed as the difference be…
Делаем отказоустойчивое файловое хранилище поверх JPEG-файлов
Что, если хранить зашифрованный контейнер не в одном файле, а распределять между несколькими JPEG-изображениями? Причём так, чтобы потеря части изоб…
White House drastically shortens deadline for dropping quantum-vulnerable crypto
Order warns of national security risks if post-quantum cryptography isn't adopted in time.
Private Set Intersection: Finding What Two Parties Share Without Revealing the Rest
Private Set Intersection, usually shortened to PSI, is a protocol for two parties who each hold a set of items. They want to compute the items the t…
How to implement field-level AES-256-GCM encryption in Spring Boot (and why we packaged it into one annotation)
If you've ever had to encrypt a nationalId , a creditCardNumber , or a medicalRecord field in a Spring Boot entity, you already know the drill. You…
Мессенджер в одном HTML-файле: Git как storage, browser как runtime
Что будет, если взять один HTML-файл, браузер, localStorage и git-хостинг с CRUD API? Получится мессенджер. Без backend, базы данных, регистрации, n…
rclone crypt: encrypt files client-side before they touch any cloud
If you want files encrypted before they ever reach a cloud provider — so the provider only ever sees ciphertext — rclone crypt is the simplest tool…
How We Encrypt X Auth Tokens: AES-256-GCM in Practice
When you build a tool that stores authentication tokens for other people's social media accounts, you have exactly one job before anything else: mak…
How I built an E2EE chat in Go + React (with AI agent support)
🚀 Try it now: Open the Arthas web app — create a room, share the code, chat with E2EE. No signup needed. TL;DR — Try It in 2 Minutes No signup requi…
Texas AG sues Meta over claims that WhatsApp doesn't provide end-to-end encryption
Critics note a lack of factual support in lawsuit filed by US Senate candidate.
Encrypt Once, Boot Forever: TPM2 Auto-Unlock on Fedora 44
When I set up Fedora 44 on my Predator Helios Neo 16, I enabled full disk encryption using LUKS. Non-negotiable for a cybersecurity student. The pro…
laravel-crypto: libsodium, no compromises, and per-user encryption
Laravel's default cipher is AES-256-CBC . That is a 25-year-old design with no built-in authentication — the MAC is bolted on separately by the fram…
OPAQUE: Password Authentication That Never Sends the Password
The standard way to log in — type a password, send it to the server, hope the server hashes it well — has a structural flaw nobody has been able to…
EU Chat Control: What Client-Side Scanning Actually Means for Encryption
The EU's proposed Chat Control regulation would require messaging providers to scan your messages for illegal content before encryption, on your dev…
Matrix: The Open Protocol for Federated Encrypted Messaging
Signal works well when everyone involved trusts the same company. Matrix is built for the case where they don't — where organizations want to run th…
Building an Experimental TypeScript Cipher Inspired by 8 Dimensions
Over the last few days, I started an experimental study on cryptography with the goal of better understanding concepts such as symmetric encryption…
How Group Encrypted Messaging Actually Works
Adding a third person to an encrypted conversation seems like it should be simple. It isn't. The cryptographic properties that make 1:1 messaging se…