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The most popular blog posts about security & privacy on Hacker News. 8,768 posts.
Who's Attacking My Server?
One of the unexpected 1 outcomes of the Russian invasion in Ukraine is a large increase in nefarious access attempts to servers under my control, not necessarily appearing to arise from Russian IP addresses. There are the usual attempts at brute-forcing SSH access, for instance, but also a flurry of malevolent HTTP(S)…
Is this the new cyber normal?
A week of cyber incidents one after another – is this what every week is going to look like and what can we do about it?
Bypassing disk encryption on systems with automatic TPM2 unlock
oddlama's personal web page and blog
Why Intel will never let owners control the ME
The Intel Management Engine is an auxillary microprocessor embedded into modern Intel x86 CPUs or chipsets. 1 It runs an Intel-signed proprietary binary blob. Due to code signing restrictions enforced by the hardware, it cannot be modified or replaced by the user. (AMD x86 CPUs have a similar auxillary microprocessor…
AWS Single Sign-On
Discover more about what's new at AWS with Announcing AWS Single Sign-On (SSO)
Tailscale SSH is now Generally Available
Tailscale SSH is now generally available, offering seamless SSH authentication and authorization with SSO, MFA, and ACLs. Enjoy robust security, zero trust remote access, and tools like session recording and VS Code integration.
Preventing Tracking Prevention Tracking
This blog post covers enhancements to Intelligent Tracking Prevention (ITP) included in Safari on iOS and iPadOS 13.3, Safari 13.0.4 on macOS Catalina, Mojave, and High Sierra.
We ditched Google Analytics
We asked ourselves if it was time to switch to a less invasive analytics app than Google Analytics; one...
Think twice before encrypting your HFS+ volumes on High Sierra
Advanced backup and copying for macOS. Schedule automated backups, take snapshots, and restore your Mac with confidence. Download a free 30-day trial.
Google Public DNS's approach to fight against cache poisoning attacks
Tianhao Chi and Puneet Sood, Google Public DNS The Domain Name System (DNS) is a fundamental protocol used on the Internet to translate hum...
Samsung WB850F Firmware Reverse Engineering
Dissecting and symbol-mapping a camera firmware to get around WiFi hotspot mis-detection
Announcing OSS-Fuzz: Continuous Fuzzing for Open Source Software
By Mike Aizatsky, Kostya Serebryany (Software Engineers, Dynamic Tools); Oliver Chang, Abhishek Arya (Security Engineers, Google Chrome); an...
VeraCrypt to be audited
OSTIF is proud to announce that we have come to an agreement to fully fund an audit of VeraCrypt. Using funds that were donated by DuckDuckGo and VikingVPN , we plan to hire QuarksLab to go over the code and search for vulnerabilities and backdoors.
A New Future for GnuPG
It has been quite some time since my last status report on GnuPG. I have been quite busy working on the project but unfortunately rarely active on the usual channels. So, here is a new report telling what we did over the last two or three years. Please read at least the last section.
Memory Safe Context Switching
This document describes how Fil-C supports longjmp , setjmp , setcontext , getcontext , makecontext , and swapcontext in a totally memory-safe way. In particular, no misuse of those APIs in Fil-C can lead to stack corruption or any other violation of Fil-C's capability model.
Attacking Firecracker: AWS' MicroVM Monitor Written in Rust
Why are more security teams adopting Firecracker? How secure is it, and how suitable is it for your organization? This guide dives into this trending innovation.
Exploiting DNS response parsing on the Wii U
It's annual Wii U exploit time! 😄 Image of the Wii U connection test screen on the GamePad. After reverse engineering parts of the Wii Us' ...
Encryption Is Not a Crime
Encryption is not a crime, encryption protects us all. Encryption, and especially end-to-end encryption, is an essential tool to protect everyone online. Attempts to undermine encryption are an attack to our fundamental right to privacy and an attack to our inherent right to security and safety.
Using the HTML5 Fullscreen API for Phishing Attacks
Feross Aboukhadijeh is a computer security researcher, teacher, web developer, designer, long distance runner, gamer, music lover, and builder of websites that (sometimes) go viral.
Linux Certificate Authority root stores have a too simple view of 'trust'
You're probably reading this page because you've attempted to access some part of my blog (Wandering Thoughts) or CSpace , the wiki thing it's part of. Unfortunately you're using a browser version that my anti-crawler precautions consider suspicious, most often because it's too old (most often this applies to versions…
A 2FA app that tells you when you get `314159` (2024)
An indie project for early 2010s internet addicts
Randomize your WiFi MAC address on Ubuntu
Your device’s MAC address can be used to track you across the WiFi networks you connect to. That data can be shared and sold, and often identifies you as an individual. It’s possible to limit this tracking by using pseudo-random MAC addresses.
Bulletproof host Stark Industries evades EU sanctions
In May 2025, the European Union levied financial sanctions on the owners of Stark Industries Solutions Ltd. , a bulletproof hosting provider that materialized two weeks before Russia invaded Ukraine and quickly became a top source of Kremlin-linked cyberattacks and disinformation campaigns. But new findings show those…
Privacy for Students: Surveillance Self-Defense
Schools are increasingly adopting surveillance technology to spy on students while they’re at school, at home, or even on their social media. The companies that make these surveillance products and services advertise them to schools as a way to keep students safe–but there’s no evidence so far that they actually...
Go crypto: bridging the performance gap
It is no secret that we at CloudFlare love Go. We use it, and we use it a LOT. There are many things to love about Go, but what I personally find appealing is the ability to write assembly code!