Stories by Lucian Constantin

Adobe fixes critical flaws in Flash Player, delays Reader and Acrobat updates

Adobe Systems released a critical security update for Flash Player that fixes 12 security vulnerabilities, but pushed back its planned patches for Reader and Acrobat by a week.

Encryption failures fixed in popular PGP email security tool Enigmail

Developers of the popular Enigmail email security extension for Thunderbird have fixed several issues that could have exposed messages users believed to be encrypted.

Salesforce warns customers of malware attack

Salesforce.com users are being targeted by a new version of a computer Trojan that has typically attacked online banking customers until now.

Hackers launch Apple ID phishing campaign playing on iCloud security worries

The hackers behind the Kelihos botnet are trying to capitalize on users' increased awareness about the security of Apple online accounts through a new phishing campaign.

Cyberespionage group starts using new Mac OS X backdoor program

A group of hackers known for past cyberespionage attacks against the U.S. Defense Industrial Base, as well as companies from the electronics and engineering sectors, has recently started using a backdoor program to target Mac OS X systems.

LinkedIn beefs up account security with session management, detailed alerts

Professional networking site LinkedIn is rolling out new features that allow users to easily manage authenticated sessions across multiple devices and better understand what caused security-related changes on their accounts.

Hackers exploit critical vulnerability in popular WordPress theme component

Attackers are actively exploiting a critical vulnerability in a WordPress plug-in that's used by a large number of themes, researchers from two security companies warned Wednesday.

Twitter launches bug bounty program

Following in the footsteps of other major Internet companies, Twitter has started paying monetary rewards to security researchers who find and report vulnerabilities in its Web services and mobile apps.

Attack hijacks DNS settings on home routers in Brazil

An ongoing attack in Brazil tricks users into visiting malicious websites that attempt to silently change the Domain Name System settings of their home routers.

Hackers make drive-by download attacks stealthier with fileless infections

Cybercriminals are increasingly infecting computers with malware that resides only in memory in order to make their attacks harder to detect.

Reconnaissance code on industrial software site points to watering hole attack

Attackers deploy Web-based reconnaissance tool to gather information about potential targets in different industries

CryptoWall held over half-a-million computers hostage, encrypted 5 billion files

A file-encrypting ransomware program called CryptoWall infected over 600,000 computer systems in the past six months and held 5 billion files hostage, earning its creators more than US$1 million, researchers found.

Mozilla reports user data leak from Bugzilla project

Email addresses and encrypted passwords of around 97,000 users who tested early builds of the Bugzilla bug tracking software were left exposed for three months following a server migration.

Vulnerabilities on the decline, but risk assessment is often flawed, study says says

Based on data gathered over the first six months of 2014, security researchers from IBM X-Force predict that the number of publicly reported vulnerabilities will drop to under 8,000 this year, a first since 2011.

New malvertising campaign hit visitors of several high-profile sites

Some visitors to several high-profile websites last week were redirected to browser exploits that installed malware on their computers because of malicious advertisements on those sites.