Proof-of-concept code has been released to exploit a severe Citrix vulnerability present in tens of thousands of enterprises. Citrix says it's developing permanent patches but that enterprises should use its mitigation guidance. In the meantime, attackers are hunting for vulnerable machines.
Corporate network security breaches, which can prove costly to remediate and expose a company to lawsuits, are frequently the result of vulnerabilities that could have been fixed for a relatively low cost. A a brute force penetration test is a critical first step in finding those vulnerabilities.
British regulators have fined Dixons Carphone $653,000 for a breach that exposed millions of payment card details and personal data due to point-of-sale malware. The retailer's lack of security contributed to a "careless loss of data," the Information Commissioner's Office says.
The DHS says the defacement of a U.S. government website over the weekend is not linked to Iranian state-sponsored actors. Attackers posted a pro-Iran message with a photo of President Donald Trump being punched in the face. The website, belonging to the Federal Depository Library Program, is now offline.
The Maze gang crypto-locked Georgia cable and wire manufacturer Southwire's systems and publicly dumped stolen data to try to force it to pay a ransom. In response, Southwire has sued its attackers and obtained a court order in Ireland that knocks the gang's "name and shame" site offline.
E-commerce sites have been under siege from cybercriminals who seek to sneak malicious code into checkout processes. A researcher has now found two new methods that payment card number thieves are using to try to stay under the radar.
A persistent question over the past several years is which managed service providers were affected by APT10, a tenacious Chinese hacking group. But a Wall Street Journal investigation on Monday has revealed new companies affected by Cloud Hopper attacks.
The latest edition of the ISMG Security Report discusses 2020 cybersecurity trends, including fixing "fake everything," dealing with the issue of weaponized social media and securing the U.S. presidential election.
The year 2019 saw a marked increase on breach responses services for small-to-midsized businesses. Kristin Judge, CEO of the Cybercrime Support Network, outlines the state of cybersecurity for the midmarket.
The gang behind Maze ransomware now lists 21 alleged victims on its website that it says have not paid a demanded ransom, including the Florida city of Pensacola. But Canadian construction firm Bird, which was listed as a victim, subsequently disappeared from the list.
While run-of-the-mill ransomware attacks continue, some crypto-locking malware gangs are bringing more advanced hacking skills to bear against targets, seeking the maximum possible payout, says cybersecurity expert Jake Williams of Rendition Infosec, who dubs the trend "ransomware 2.0."
An alleged member of The Dark Overlord hacking group who apparently made dumbfounding operational security mistakes while trying to extort U.S. companies has pleaded not guilty. Nathan Wyatt is perhaps the only person associated with the notorious hacking group who left a clear digital trail.