Zack Whittaker

Zack Whittaker is the security editor for ZDNet. You can securely reach him on Signal and WhatsApp at 646-755-8849, and his PGP fingerprint for email is: 4D0E 92F2 E36A EC51 DAAE 5D97 CB8C 15FA EB6C EEA5.

Charlie Osborne

Charlie Osborne is a cybersecurity journalist and photographer who writes for ZDNet and CNET from London. PGP Key: AF40821B | Research/security tips email: cingred@protonmail.com.

Jennifer Leggio

Jennifer Leggio has been in the security industry for 17 years as a marketer, advisor, and writer. Her focus is on security culture, including disclosure, community issues, equality in security, disruptive trends, and even marketing best practices. PGP Key: 3A708289 | She prefers other contact on Twitter via @mediaphyter.

Latest Posts

Gmail, Yahoo and Hotmail systematically abused by spammers

Gmail, Yahoo and Hotmail systematically abused by spammers

With the industry's eyes constantly monitoring the usual suspects' use of phony hosting providers, another market segment within the underground marketplace has been developing beneath the radar, aiming to build a malicious infrastructure (Spammers targeting Bebo, generate thousands of bogus accounts; Malware and spam attacks exploiting Picasa and ImageShack) through efficient CAPTCHA recognition.

December 10, 2008 by in Security

Vint Cerf's Twitter account hacked, suspended for spam

Vint Cerf's Twitter account hacked, suspended for spam

(UPDATE: Cerf denies that this was his Twitter profile) It appears that Vint Cerf, the father of Internet who needs no introduction, has had his Twitter account compromised, with a multitude of spam messages posted on his behalf during the last 24 hours, all of which are redirecting to auction search sites (baysearch .net and soldly .

December 9, 2008 by in Security

Hackers exploiting (unpatched) IE 7 flaw to launch drive-by attacks

Hackers exploiting (unpatched) IE 7 flaw to launch drive-by attacks

Malicious hackers are exploiting a zero-day flaw in Microsoft's Internet Explorer browser to launch a new wave of drive-by downloads, according to a warning from security researchers.The Web attacks, first reported by Bob McMillan, takes aim at users running IE 7 on Windows XP SP2 and includes the use of a Trojan downloader that commandeers Windows machines for nefarious purposes.

December 9, 2008 by in Enterprise Software

With or without McColo, spam volume increasing again

With or without McColo, spam volume increasing again

It was only a matter of time for spam volume to sky rocket again, despite McColo's shutdown in November. Two weeks after the cybercrime-friendly ISP got disconnected from the Internet, spam volumes are increasing once again with the main botnets using it as a command and control location regaining their strength by migrating to new hosting locations.

December 8, 2008 by in Security

Coming on Patch Tuesday: 8 bulletins, 6 critical

Coming on Patch Tuesday: 8 bulletins, 6 critical

The final Microsoft Patch Tuesday for 2008 will be a big one: 8 bulletins covering serious code execution flaws in a wide range of ubiquitous software.According to the company's advance notice mechanism,  six of the eight bulletins will be rated "critical," Microsoft's highest severity rating.

December 4, 2008 by in Windows

Secunia: Less than 2% of Windows PCs fully patched

Secunia: Less than 2% of Windows PCs fully patched

It's long been established that the unpatched state of the Windows monoculture is the reason we are facing a malware epidemic.Yet, the latest vulnerability patching statistics from Secunia's PSI (Personal Software Inspector) is a major eye-opener for everyone tracking the security of the Windows ecosystem.

December 3, 2008 by in Security

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