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The most popular blog posts about security & privacy on Hacker News. 366 posts.
Process isolation is a key component for containers. One of the key underlying mechanisms are namespaces. We will explore what they are, and how they work, to build our own isolated container and better understand each piece.
When a browser connects to websites over HTTPS (vs. HTTP), eavesdroppers and attackers on the network can't intercept or alter the data that...
In September 2020, the Tampa Bay Times revealed a destructive “data-driven” policing program run by the Pasco County, Florida Sheriff's Office. The program is misleadingly called “Intelligence-Led Policing” (ILP), but in reality, it's nothing more than targeted child harassment by police. Young...
True cyber security combines advanced technology and best practice. Get tips and read articles on how to take your online security even further.
Nitrokey launches the NitroPhone, the most secure Android smartphone on the planet. Based on Pixel 6 and GrapheneOS with no Google, no backdoors and hardware security.
Mozilla Fellows Odanga Madung and Brian Obilo reveal that Kenyan journalists, judges, and other members of civil society are facing coordinated disinformation campaigns on Twitter — and the site is doing very little to stop it.
We enable the world to secure the web. Burp Suite, the Web Security Academy, and world-leading research from PortSwigger — the AppSec community’s home.
How are low-level vulnerabilities exploited and detected in the modern age? This expert guide walks you through the ins and outs of eBPF and Kernel security.
Zerotier - Multiple vulnerabilities leading to identity hijacking and unauthorised private network access.
The File Transfer Protocol (FTP) has long been a convenient file exchange mechanism between computers on a network. While this standard protocol has been supported in all major browsers ...
We provide a technical analysis of a container abuse attack that features a payload that’s specifically crafted to be able to escape privileged Docker containers.
As part of our commitment to security, we regularly monitor our services for actual, suspected, or attempted malicious or unusual activity. We recently investigated reports of an uptick of users recei[..]
On September 30th 2021, Slack had an outage that impacted less than 1% of our online user base, and lasted for 24 hours. This outage was the result of our attempt to enable DNSSEC — an extension intended to secure the DNS protocol, required for FedRAMP Moderate — but which ultimately led to a series of…
Matrix, the open protocol for secure decentralised communications
Chaining a misconfiguration in IE11/Edge Legacy with an argument injection in a Windows 10/11 default URI handler and a bypass for a previous Electron patch, we developed a drive-by RCE exploit for Windows 10. The main vulnerability in the ms-officecmd URI handler has not been patched yet and can also be triggered…
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The phenomenon of unsolicited and unwanted messaging dates back to the earliest communication platforms: from prehistoric cave graffiti and postal chain letters to popup ads and robocalls. To prevent spam, most online services rely on large-scale inspection of plaintext conversation content or de...
Read this post for a privacy update regarding third-party tracking code on our website.
The Lumen blog and newsroom is your source for business technology news and insights, customer stories, press and media, and trending articles.
We uncovered multiple vulnerabilities in WP Fastest Cache plugin that could grant attackers access to your privileged information. We strongly recommend that you update to the latest version of the plugin and have an established security solution on your site, such as Jetpack Security.
HP servers provide a management module called iLO (a.k.a. Integrated Lights-Out), which turns on as soon as the power cable is connected, loading a full-blown proprietary operating system. This module has full access to all the firmware, hardware, software, and operating system installed on the server. In addition to…
On March 15th, 2021, Cloudflare was sued by a patent troll called Sable Networks. Today, we are launching our efforts to fight back.
Learn about the Log4j vulnerability and how you can combat it. Read this comprehensive guide to get actionable tips.
