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Security & Privacy

The most popular blog posts about security & privacy on Hacker News. 612 posts.

2020
33

Who’s behind Wednesday’s epic Twitter hack?

Twitter was thrown into chaos on Wednesday after accounts for some of the world’s most recognizable public figures, executives and celebrities starting tweeting out links to bitcoin scams. Twitter says the attack happened because someone tricked or coerced an employee into providing access to internal Twitter…

35

When in doubt: hang up, look up, and call back

Many security-conscious people probably think they’d never fall for a phone-based phishing scam. But if your response to such a scam involves anything other than hanging up and calling back the entity that claims to be calling, you may be in for a rude awakening. Here’s how one security and tech-savvy reader got taken…

38

Don't touch my clipboard

Looking for an em dash I was recently trying to find an em dash character to use in a piece of writing. Since I don’t have the shortcut memorized—for future reference, shift+option+minus on Mac—I did a quick search for it. I didn’t see one on the search results page to copy, so I clicked into the first result: “The…

45

Cover Your Tracks

Today, we’re pleased to announce Cover Your Tracks, the newest edition and rebranding of our historic browser fingerprinting and tracker awareness tool Panopticlick. Cover Your Tracks picks up where Panopticlick left off. Panopticlick was about letting users know that browser fingerprinting was...

52

Who is Facebook's mysterious “Lan Tim 2”?

Facebook has an interesting feature. It will let you see which companies have associated your off-Facebook activity with your Facebook account. If you visit: https://www.facebook.com/off_facebook_activity/ you'll see what companies are snitching on you to Facebook. Alice St⭕️llmeyer@StollmeyerEU#AirBnB shares your…

55

No, Cellebrite Cannot “Break Signal Encryption”

Yesterday, the BBC ran a story with the factually untrue headline, “Cellebrite claimed to have cracked chat app’s encryption.” This is false. Not only can Cellebrite not break Signal encryption, but Cellebrite never even claimed to be able to. Since we weren’t actually given the opportunity to co...

56

The EARN IT Act Violates the US Constitution

Since senators introduced the EARN IT Act (S. 3398) in early March, EFF has called attention to the many ways in which the bill would be a disaster for Internet users’ free speech and security. We’ve explained how the EARN IT Act could be used to drastically undermine encryption. Although the bill...

60

Please stop using CDNs for external JavaScript libraries

I want to discuss a (minor) antipattern that I think is (slightly) harmful. Lots of websites use large Javascript libraries. They often include them by using a 3rd party Content Delivery Network like so: Copied HTML to 📋⧉ HTML<script src="https://cdn.example.com/js/library-v1.2.3.js"></script> There are, supposedly, a…