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Security & Privacy

The most popular blog posts about security & privacy on Hacker News. 8,772 posts.

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6904

Frequent Password Changes Is a Bad Security Idea

I’ve been saying for years that it’s bad security advice, that it encourages poor passwords. Lorrie Cranor, now the FTC’s chief technologist, agrees: By studying the data, the researchers identified common techniques account holders used when they were required to change passwords. A password like “tarheels#1”, for…

6909

What I've Been Thinking About

I’m starting to think about my next book, which will be about power and the Internet—from the perspective of security. My objective will be to describe current trends, explain where those trends are leading us, and discuss alternatives for avoiding that outcome. Many of my recent essays have touched on various facets…

6921

Negative Result: Reading Kernel Memory from User Mode

I were going to write an introduction about how important negative results can be. I didn’t. I assume you can figure out for yourself why that is and if not you got all the more reason to read this blog post. If you think it’s trivial why my result is negative, you definitely need to read the blog post.

6926

Improving first impressions on Signal

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...

6928

Updated Firefox Security Indicators

Cross posting this. It was written a couple months ago and posted to Mozilla’s Security Blog This article was coauthored by Aislinn Grigas, Senior Interaction Designer, Firefox Desktop November 3, 2015 Over the past few months, Mozilla has been improving the user experience of our privacy and security features in…