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.
Hackers have been increasingly probing the North American power grid for weaknesses, but the industry - driven in part by regulators - is increasingly able to identify and repel attackers, industrial cybersecurity experts say.
Is it possible that a nation-state actor such as Iran could create a cybersecurity incident that compromises the U.S. power grid? Bernie Cowens, most recently CISO at the nation's largest electric utility, says that's unlikely because the power grid is more cybersecure than you might think.
Following the U.S. killing of Iran's Maj. Gen. Qasem Soleimani last week, security experts have warned of possible retaliatory cyber strikes. Tom Kellermann of VMware believes those attacks are imminent. "The period of mourning is over, and I think the holy war in American cyberspace is yet to begin."
From past roles at the Department of Justice, Department of Homeland Security, Microsoft and Sony, Phil Reitinger has learned more than a thing or two about nation-states and cyber threats. In this exclusive interview, the head of the Global Cyber Alliance discusses how to respond to potential new threats from Iran.
Still stinging from efforts by foreign powers to influence the 2016 presidential election, the FBI is determined to keep the 2020 election tamper-free. Elvis Chan from the FBI's San Francisco office shares insights into the election defense strategy.
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."
In this in-depth blog, a long-time cybersecurity specialist who recently joined the staff of Information Security Media Group sizes up evolving ransomware risks and offers a list of 11 critical mitigation steps.
A new malware campaign uses a Trojanized version of the game Tetris to target healthcare and educational institutions for credential stealing, according to Blackberry Cylance. Analysts have observed evidence of the threat actors attempting to deliver ransomware with the 'PyXie' Trojan.
Google has directly warned more than 12,000 users across 149 countries that they have been targeted by government-backed hackers. Google says the attack attempts occurred in the third quarter of this year and targeted users of such services as Gmail, Drive and YouTube.
Ransomware attacks have taken an unwelcome turn: The Maze gang reportedly has begun leaking a victim's files to create pressure to pay a ransom. Security experts say they're not surprised by this development, but note that given the different skills required, such tactics may not become widespread.
Corporate security teams spend a large amount of their time and resources attempting to secure
their systems from outside cyberthreats - that is, from hackers who are external to the corporate
network. According to Verizon's 2019 Data Breach Investigations Report, almost 70% of confirmed
data breaches are...