Zack Whittaker

Zack Whittaker is the security editor for ZDNet. You can send tips securely via Signal and WhatsApp to 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

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

Some important truths about pen-testing

Some important truths about pen-testing

Guest editorial by Alberto SoliñoPenetration testing is a highly scientific, metrics-driven approach to IT security that has been in practice since almost the dawn of the modern computing era when programmers first began conducting organized tests, or “hacks” of their own, or others’ technologies to test their performance and reliability.

July 20, 2009 by in Security

Patch Day double-whammy: Oracle plugs 33 database holes

Patch Day double-whammy: Oracle plugs 33 database holes

For businesses, today is a Patch Tuesday double-whammy.Just hours after Microsoft shipped six bulletins to cover multiple flaws in Windows and Internet Explorer, Oracle is getting set to release its quarterly batch of Critical Patch Updates with fixes for at least 33 security vulnerabilities.

July 14, 2009 by in Oracle

MS Patch Tuesday: 9 bulletins, 6 rated critical

MS Patch Tuesday: 9 bulletins, 6 rated critical

Microsoft today released six bulletins with fixes for at least nine documented security vulnerabilities in a range of products that put users at risk of malicious hacker attacks.At least two of the vulnerabilities are currently being attacked in the wild so it's imperative that Windows users and administrators treat these patches with the highest possible priority.

July 14, 2009 by in Microsoft

Does free antivirus offer a false feeling of security?

Does free antivirus offer a false feeling of security?

Earlier this month, Symantec's product manager David Hall dismissed free security software as equal alternative to the paid versions, and also described  Microsoft's free "Microsoft Security Essentials" as "a stripped down version of the OneCare product Microsoft pulled from retail shelves".

July 13, 2009 by in Security

ImageShack hacked by anti-full disclosure movement

ImageShack hacked by anti-full disclosure movement

During the weekend, ImageShack, among the Web's top ten most popular free image hosting services got compromised, with the millions of images hosted on it redirected to a single one explaining why it was hacked.The anti-sec group responsible for the compromise describes itself as a "movement dedicated to the eradication of full-disclosure", has also threatened web sites and communities publishing exploits in a full-disclosure fashion.

July 13, 2009 by in Enterprise Software

Koobface worm joins the Twittersphere

Koobface worm joins the Twittersphere

Cybercriminals are experimenting with a new feature introduced in one of the latest Koobface variants - the ability of the worm to hijack the Twitter accounts of infected users and post tweets in an attempt to infect their followers.According to researchers from TrendMicro, once the infected user attempts to log into Twitter, Koobface hijacks the session and posts a tweet on behalf of the user.

July 7, 2009 by in Social Enterprise

Manchester City Council pays $2.4m in Conficker clean up costs

Manchester City Council pays $2.4m in Conficker clean up costs

How severe can the impact of the Conficker worm be on a single city council that has apparently not implemented basic security solutions in place?Pretty severe according to a recently released a report entitled "Service interruption resulting from ICT disruption in February 2009" which details the financial costs of a Conficker incident affecting Manchester City Council's network - 1.

July 2, 2009 by in Security

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