As cybercriminals change and improve their evasion techniques, monitoring capabilities also have to change and become more sophisticated.
The Research and Education Networking Information Sharing and Analysis Center (REN-ISAC) has issued an alert to IT security staff, and network and DNS administrators urging them to improve their network and DNS configurations to prevent their institution from being an unwitting partner in DoS attacks.
Trend Micro researchers have spotted two ransomware variants bearing the same (probably stolen) digital signature in order to fool users into running the files.
GoDaddy, on of the biggest and most popular Internet domain registrars and web hosting companies in the world, has suffered an outage on Monday that left many of its customers' websites temporarily available.
A massive DNS cache poisoning attack attempting to infect users trying to access popular websites is currently under way in Brazil, warns Kaspersky Lab expert Fabio Assolini.