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Security & Privacy

The most popular blog posts about security & privacy on Hacker News. 8,773 posts.

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7833

Notorious ‘Hijack Factory’ Shunned from Web

Score one for the good guys: Bitcanal , a Portuguese Web hosting firm long accused of helping spammers hijack large swaths of dormant Internet address space over the years, was summarily kicked off the Internet this week after a half-dozen of the company’s bandwidth providers chose to sever ties with the company.

7838

Security in 2020

There’s really no such thing as security in the abstract. Security can only be defined in relation to something else. You’re secure from something or against something. In the next 10 years, the traditional definition of IT security—­that it protects you from hackers, criminals, and other bad guys—­will undergo a…

7840

IDIV DoS (INT_MIN / -1)

A little fun for the last day of 2012: how to crash a program via division? x86’s IDIV instruction traps not only on division by zero, but also on INT_MIN / -1 (signed integer overflow).

7844

DEF CON 24 Badge Challenge

Council of 9 ventured forth to DEFCON 24 to compete in this year's badge challenge, brought to us each year by 1o57. There was determination among the team to win at DC24 to ensure that last year's...