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Security & Privacy

The most popular blog posts about security & privacy on Hacker News. 366 posts.

2021
301

Reproducible builds for Debian: a big step forward

This is the second article in the “reproducible builds” series. Previously: Improvements in testing and building: GitLab CI and reproducible builds. In the previous article, Improvements in testing and building: GitLab CI and reproducible builds, we discussed reproducible builds and our...

317

Helping to secure internet routing

The internet works reliably, in large part, on the basis of a key technology called Border Gateway Protocol (BGP). BGP is a means by which all junction points on the internet (routers) communicate with each other to dynamically establish the correct (and correctly weighted) paths that network packets should follow to…

323

Preventing Pool-Party Attacks

Brave has identified a new category of tracking vulnerability, forms of which are present in all browsers. We call this category of attack “pool-party” attacks because the attack uses collections (or “pools”) of limited-but-shared resources to create side channels.

327

Pegasus vs. Predator

Two Egyptians—exiled politician Ayman Nour and the host of a popular news program (who wishes to remain anonymous)—were hacked with Predator spyware, built and sold by the previously little-known mercenary spyware developer Cytrox. The phone of Ayman Nour was simultaneously infected with both Cytrox’s Predator and NSO…

330

Private Home Directories for Ubuntu 21.04

Ubuntu has evolved a lot since its early beginnings as an easier-to-use derivative of Debian that catered primarily to the nascent Linux desktop market. Today Ubuntu is deployed beyond just your laptops at home and in the office. Nowadays you are more likely to find Ubuntu in the cloud, powering some of the world’s…