Cisco Systems released security patches for Secure Access Control Server (Secure ACS) for Windows to address a critical vulnerability that could allow unauthenticated attackers to remotely execute arbitrary commands and take control of the underlying operating system.
The cyberattack that resulted in nytimes.com and some other high-profile websites being inaccessible to a large number of users Tuesday started with a targeted phishing attack against a reseller for Melbourne IT, an Australian domain registrar and IT services company.
Image-manipulation software is being used to create counterfeit scanned documents to aid cybercriminals in fraud efforts.
The U.S. National Security Agency reportedly cracked the encryption used by the video teleconferencing system at the United Nations headquarters in New York City.
Mozilla is considering the possibility of rejecting as invalid SSL certificates issued after July 1, 2012, with a validity period of more than 60 months. Google already made the decision to block such certificates in Chrome starting early next year.
Orbit Downloader's DDoS component is used to attack websites and can cause Internet connection problems for users, according to security researchers.
Cisco Systems has released new security patches for several versions of Unified Communications Manager (UCM) to address vulnerabilities that could allow remote attackers to execute arbitrary commands, modify system data or disrupt services.
Although cyberattacks caused just 6 percent of significant outages of public electronic communications networks and services in the E.U. last year, they affected more people than hardware failure, a much more common factor in service disruptions, according to a report from the European Union Agency for Network and Information Security (ENISA).
A new variant of the Ramnit financial malware is using local Web browser injections in order to steal log-in credentials for Steam accounts, according to researchers from security firm Trusteer.
A researcher says a newly released exploit for a Java vulnerability patched in June was added to the Styx exploit toolkit.
Chinese hackers are using an automated tool to exploit known vulnerabilities in Apache Struts, in order to install backdoors on servers hosting applications developed with the framework.
Cybercriminals are controlling malware on Android devices through a Google service that enables developers to send messages to their applications, according to security researchers from antivirus vendor Kaspersky Lab.
Microsoft released two optional security updates Tuesday to block digital certificates that use the MD5 hashing algorithm and to improve the network-level authentication for the Remote Desktop Protocol.
Mobile ad networks can provide a loophole to serve malware to Android devices, according to researchers from security firm Palo Alto Networks who have found new Android threats being distributed in this manner.
The Chinese hacker group that broke into the computer network of The New York Times and other high-profile organizations, including defense contractors, has launched new attacks following a few months of inactivity, according to researchers from security vendor FireEye.