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John E. Dunn


John is one of the co-founders of Techworld, following a spell working for Tornado Insider, the European magazine for tech start-ups. He started in IT journalism as technical editor of Personal Computer Magazine, before progressing to become editor of Network World (formerly LAN Magazine) and Network Week before helping to set up Techworld Insider. He has also freelanced for a number of technical publications in the technology, science and business fields.

His Techworld blog is War on Error

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All articles by John E. Dunn

Syrian Electronic Army phishes Reuters ad partner to post political message

The Syrian Electronic Army (SEA) has followed up last week’s attacks on The Sunday Times by successfully if briefly hijacking content embedded by the Taboola ad network on Reuters’ news website.


The Syrian Electronic Army is quieter but still out there

Paradoxically, the SEA's attacks 'micro-hacks' against the Sunday Times and The Sun this week suggest that defences are improving So often bitten in the past, website owners appear to be getting to grips with once-feared Syrian Electronic Army...


Google Play analysis reveals security flaws in apps, say researchers

Researchers analysing Google’s Play Store apps using a specially-written ‘crawling’ tool uncovered serious security problems that would have allowed attackers to compromise social media and other accounts as well as steal the credentials used by developers running on Amazon’s Web Services (AWS).


UK's first cybersecurity fund C5 Capital pumps $8 million into promising Hungarian play BalaBit

The first UK-based fund investing purely in cybersecurity firms, C5 Capital, has launched its $125 million (£73 million) fund by investing in a promising Hungarian security unknown called BalaBit.


Chinese Star N9500 Android smartphone contains factory-installed Trojan, says security firm

The powerful but surprisingly cheap Chinese-made Android Star N9500 smartphone sold on a wide range of websites including Amazon UK and eBay is being used to distribute a dangerous factory-installed Trojan, German security firm G Data has alleged.


TowelRoot Android rooting tool presages malware exploits against kernel flaw, suggests security vendor

Is the Towelroot tool a simple way for Android smartphone users to gain root access on their devices or an inadvertent proof-of-concept that shows the way to cybercriminals?


DNS servers still sitting ducks inside many organisations, IDC survey finds

DNS servers remain an unprotected sitting duck in many organisations despite good awareness of the risks posed by external attacks, a survey carried out by IDC for Efficient IP has found.


Domino's Pizza hit with mocking ransom demand after hackers steal 650,000 customer records

Hackers have demanded a €30,000 (£24,000) ransom not to make public the stolen personal details of 650,000 Domino’s Pizza French and Belgian customers, including - bizarrely - their favourite special toppings preferences.


Mission impossible? Malwarebytes invents software that blocks zero-day attacks

US firm Malwarebytes has announced a security product it believes can do something that has eluded even the best-resourced security firms in the business – block all zero-day attacks known and unknown against popular Windows applications.


CryptoLocker ransom malware infected 2,000 users in Singapore

The US-led operation to de-claw the Gameover Zeus botnet has uncovered 2,000 users in Singapore infected by the CryptoLocker ransom Trojan, authorities in the country have said.


Apple products boom in the enterprise despite lack of management tools

Apple’s success in the enterprise market is still being held back by the perception that the platform is difficult to manage, a survey of US businesses by Apple specialist JAMF Software has found.


Cybercrime costs $445 billion a year but that might be the least of it

In a world where governments ape the behaviour of cybercriminals, costs estimates risk missing the point. Cybercrime cost the global economy a staggering-sounding $445 billion in economic losses in 2013, a McAfee-sponsored report from the Center...


Boom in web comment spam driven by hardcore of abusers, says Imperva

The boom in comment spam is controlled by a small hardcore of abusers that have hit on a way to game Google’s search algorithms in order to spread advertising and malware, according to a new report from security firm Imperva.


Police department defiant despite crippling CryptoWall ransom attack

Another US police department has had its computer systems brought to their knees by a ransom Trojan, but this one has made it clear that it has no plans to pay the criminals to get lost files back.


Celebrity email hacker extraordinaire 'Guccifer' gets four years behind bars

By day he was a small-town cab driver, by night a man who hacked celebrities out of satirical spite; celebrity hacker ‘Guccifer’ has been sentenced to a minimum of four years in jail by a Romanian court.


CryptoLocker ransomware infections collapse after Gameover takedown, researchers estimate

This week’s global police assault on the vast P2P Gameover Zeus botnet has left the distribution system for the Cryptolocker ransom malware floundering, according to two Danish security firms that have been monitoring new infections.


Researchers spot first ever Android ransom attack that ENCRYPTS data files

Researchers working for security firm ESET have discovered the first ever malware capable of encrypting data files on an Android smartphone as part of a full-blown 'Cryptolocker-style' ransom attack.


Middle-Eastern 'Molerats' hackers return to take bite out of the BBC

The burrowing Middle-Eastern ‘Molerats’ hackers have been at it again. First spotted last year, security firm FireEye has recently noticed a widening target list taking in financial firms, a clutch of governments and even the BBC.


Gameover Zeus - the sudden unmasking of cybercrime's most wanted

The age of criminal impunity might finally be coming to an end Discount yesterday’s dramatic disruption of the Gameover Zeus botnet and CryptoLocker ransom malware, the real story is that the FBI has decided to name the Russian man, Evgeniy...


Operation Tovar disconnects Gameover Zeus and CryptoLocker malware - but only for two weeks

Global police forces have collaborated to temporarily disrupt the world’s most successful botnet, Gameover Zeus (aka P2PZeus or GoZeus), giving hundreds of thousands of victims a brief window in which they can more easily extricate themselves from its clutches.


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