Security

Twitter still struggling to recover from DOS attack

Users can't post comments via SMS as the company continues to fight the attack

Twitter harpooned, Internet survives (just barely)

New gov’t cyber guidelines lacking, group says

Many government systems won't be protected from sophisticated hackers, the cyber group says

Security researchers zero in on Twitter hackers

Confirm DDoS attacks targeted pro-Georgian blogger in massive effort to keep him quiet

App developers stung by Twitter’s DOS woes

Efforts to mitigate the attacks had a harmful knock-on effect for external developers

IBM union: Layoffs could hit 16,000 by year’s end

IBM's job cuts, in most cases, appear incremental and regular

The cybersecurity job no one really wants

Perceived lack of clout robs White House cybersecurity post of luster, some say

Apple patches 18 Mac vulnerabilities, ships OS X 10.5.8

Fixes flaws in six critical image file bugs hackers could use to snatch Macs

Expect hacker attacks on XML flaws, analyst warns

Hackers are moving up the stack to the application level, Gartner analyst warns

Twitter is down … and, yes, that’s news

Once notoriously unreliable, site's uptime improvement has been notable