Enlarge (credit: Getty Images ) Highly capable hackers are rooting multiple corporate networks by exploiting a maximum-severity zero-day vulnerability in a firewall product from Palo Alto Networks, researchers said Friday. The vulnerability, which has been under active exploitation for at least two weeks now, allows the hackers with no authentication …

There is a terrifying and highly effective “method” that criminal hackers are now using to harvest sensitive customer data from Internet service providers, phone companies and social media firms. It involves compromising email accounts and websites tied to police departments and government agencies, and then sending unauthorized demands for …

Earlier this week, a Ukrainian security researcher leaked almost two years’ worth of internal chat logs from Conti, one of the more rapacious and ruthless ransomware gangs in operation today. Tuesday’s story examined how Conti dealt with its own internal breaches and attacks from private security firms and …