Tracing bitcoin transactions, some security experts suspect multiple gangs have each amassed more than $1 billion, making them the equivalent of "unicorns" - a term venture capitalists apply to extremely successful startup firms. In case there was any doubt, cybercrime really does pay.
European police have arrested a "main target" as part of a previously undisclosed law enforcement effort, dubbed Operation Pleiades, against the distributed denial-of-service attack gang called DD4BC, or "DDoS for Bitcoin."
Adobe is warning Flash users to update their software immediately in the wake of zero-day attacks that can enable attackers to take full control of vulnerable systems. This year, Adobe has patched 316 bugs in Flash. Is it time for the plug-in to die?
The latest strain of Android malware called SlemBunk tries to trick mobile banking application users into sharing their banking, social network and other credentials, as security experts see the number of mobile malware attacks continuing to increase.
Two new malware reports - one from security researchers at technology giant Cisco, another from cybersecurity firm FireEye - demonstrate how developers continue to refine malicious code to maximize information-stealing and extortion potential.
A former U.S. State Department employee has pleaded guilty to running a "sextortion" scheme from the U.S. Embassy in London that was designed to compel young women to share sexually explicit photographs, according to the FBI.
Australian police have raided the Sydney home of cryptographer and entrepreneur Craig Wright, who's been named as being the suspected creator of the bitcoin cryptocurrency. Has the real "Satoshi Nakamoto" finally been unmasked?
Dorkbot - one of the world's most prevalent crimeware toolkits - has been disrupted by an international law enforcement and security research firm effort. But similar previous disruptions have failed to eradicate the malware.
Three Greek banks are the latest DDoS shakedown targets of online attackers, who demanded a payment of 20,000 bitcoins ($7.2 million) to cease their attempted banking site disruptions. Security experts say such attacks are on the rise.
Fraudsters are increasingly using global brands, including Apple, to fool consumers into providing personal and financial information that can be used to compromise financial accounts. Experts offer insights on the latest trends and how to respond.
The group of hackers who recently claimed to have hacked the CIA director's personal email account now says it has breached an FBI information-sharing portal. So far, the group has released contact information for about 2,400 law enforcement users.
Distributed-denial-of-service attacks on banks are more powerful than ever, but we hear less about them than we did three years ago. How have attackers changed their tactics, and why should we be even more concerned about their strikes?
Buoyed by massive illicit profits, cybercriminals have continued to refine their ransomware attacks, including updating their crypto techniques to foil decryption tools, encrypting file names and threatening to leak stolen secrets.
While sophisticated cyberattacks and high-profile mega-breaches get most of the attention, European fraud experts say less sophisticated attacks are far more common and pose a greater fraud risk. At ISMG's Fraud Summit in London, they called for global collaboration to fight fraud.