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Security & Privacy

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

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6337

Who and what is Coinhive?

Multiple security firms recently identified cryptocurrency mining service Coinhive as the top malicious threat to Web users, thanks to the tendency for Coinhive’s computer code to be used on hacked Web sites to steal the processing power of its visitors’ devices. This post looks at how Coinhive vaulted to the top of…

6340

Qubes OS 4.0 has been released

After nearly two years in development and countless hours of testing, we’re pleased to announce the stable release of Qubes OS 4.0! Major changes in version 4.0 Version 4.0 includes several fundamental improvements to the security and functionality of Qubes OS: The Qubes Admin API Qubes...

6346

Oak, a Free and Open Certificate Transparency Log

Update: Feb. 5 2020 The Let’s Encrypt CT logs are now included in approved log lists and are usable by all publicly-trusted certificate authorities. Today we are announcing a new Certificate Transparency log called Oak. The Oak log will be operated by Let’s Encrypt and all publicly trusted certificate authorities will…

6352

Buffer overflow when pwfeedback is set in sudoers

Sudo’s pwfeedback option can be used to provide visual feedback when the user is inputting their password. For each key press, an asterisk is printed. This option was added in response to user confusion over how the standard Password: prompt disables the echoing of key presses. While pwfeedback is not enabled by…

6360

The Collapse of the US-EU Safe Harbor

When people who care about technology look back at the year 2015, they will remember October as the month when the EU-U.S. Safe Harbor collapsed. An international legal agreement that has been in place for 15 years was invalidated in a single day. On Oct. 6, the Court of Justice of the European Union struck...