Top posts

Every blog post that took off on Hacker News, ranked by the votes of its best submission. 556 posts.

Security & Privacy
2018
541

Reversing a MacOS Kernel Extension

In my last post I covered the basics of kernel debugging in macOS. In this post we will put some of that to use and work through the process of reversing a macOS kernel module. As I said in my last post, in macOS there is a kernel module named “Don’t Steal Mac OS X” (DSMOS) which registers a function with the Mach-O…

554

Tracking Firm LocationSmart Leaked Location Data for Customers of All Major U.S. Mobile Carriers Without Consent in Real Time Via Its Web Site

LocationSmart , a U.S. based company that acts as an aggregator of real-time data about the precise location of mobile phone devices, has been leaking this information to anyone via a buggy component of its Web site — without the need for any password or other form of authentication or authorization — KrebsOnSecurity…