The Yahoo breach - and the theft of unencrypted security questions and answers - is a reminder to use unique passwords and security questions, store them using a password safe and take advantage of two-factor authentication whenever it's available.
Want to build a cybercrime empire predicated on selling stolen payment card data? Here's how carder forum Vendetta Network blends outsourcing, partnerships and best-of-breed tools to maximize profits while minimizing risk.
The latest ISMG Security Report leads off with a segment in which Managing Editor Jeremy Kirk explains that the massive Yahoo breach not only exposed the accounts of a half-billion customers, but also the weaknesses in the way enterprises employ hashed passwords.
As pressure to speed the development of applications intensifies, CISOs must be the "voice of reason," taking a leadership role in ensuring security issues are addressed early in app development process, says John Dickson, principal at Denim Group, a Texas-based security consultancy.
Asked to explain the compromise of 500 million of its users' accounts, Yahoo appears to be trying to blame Russia. Of course, that would be an easy face-saving exercise for a publicly traded firm currently negotiating its $4.8 billion sale to Verizon.
Security expert Sean Sullivan isn't surprised that the massive 2014 breach of Yahoo, which exposed at least 500 million account details, only recently came to light. Here's why, as well as what users must learn from this breach.
Don't leap to conclusions on the basis of a new report that suggests Yahoo is preparing to warn the world that it was hacked and lost hundreds of millions of users' account credentials. Someone may simply have harvested passwords reused on other sites.
Cisco has patched another zero-day flaw stemming from the Shadow Brokers' leak of Equation Group tools and attack code. The technology giant warns that attackers have been exploiting the vulnerability.
Apple-FBI crypto debate update: A researcher successfully defeated an iPhone passcode using less than $100 in equipment. But the delicate procedure, if used on the San Bernardino shooter's iPhone, could have accidentally obliterated its data.
Ransomware attacks are surging because attackers have perfected their techniques while enterprises in all sectors have failed to address critical security shortcomings, says Raimund Genes, CTO at Trend Micro.
Because many law enforcement agencies lack cybercrime expertise, it's important for companies that have been attacked to provide as much technical and forensic information as possible to authorities to help ensure that investigations lead to arrests and prosecutions, a panel of experts says.
A developer warns that Dropbox gains wide-ranging access to Apple's OS X operating system using a SQL trick that some equate to hacking users' systems. Here's why giving a desktop app unusual access to Apple's privacy settings poses a security risk.
Have you been the target or victim of ransomware-wielding attackers? The FBI wants individuals and businesses to report ransomware attacks to help it better pursue, disrupt and potentially arrest suspects.