Kirk was executive editor for security and technology for Information Security Media Group. Reporting from Sydney, Australia, he created "The Ransomware Files" podcast, which tells the harrowing stories of IT pros who have fought back against ransomware.
Emsisoft has spotted a buggy decryptor for the Ryuk ransomware and developed a custom tool to fix it. But victims will still have to pay the ransom to recover files.
Internet crime has grown so rapidly that law enforcement is outpaced. Here's the story of how a Manhattan doctor lost $200,000 in an internet scam, and why he's struggling to get law enforcement's attention.
Two Russian men have been charged with stealing more than $100 million from banks around the world using the notorious Dridex malware, according to an unsealed U.S. indictment that caps off a decade-long investigation led by American and British law enforcement agencies.
The FBI has a new suspect in its sights, and there's one in nearly every home: smart TVs. It warns consumers to be wary because the devices can pose privacy and security threats - an unsecured smart TV could be the avenue hackers use to gain access to a home network.
German software giant SAP has apologized after a software update mistakenly assigned higher-level privileges to some users within New Zealand's firearms buy-back database, exposing personal details for gun owners. The system has been shut down by police.
Digital streaming platform Mixcloud says it's the victim of a data breach after an attacker shared personal data for registered users with several media outlets, including Vice and ZDNet. The data on 21 million users is for sale in an underground market.
Global security company Prosegur has blamed Ryuk ransomware for a service disruption that started Wednesday, which may have hampered networked alarms. Prosegur isn't revealing much detail but says it is in the process of restoring services.
Adobe says its e-commerce Magento Marketplace has been breached, exposing usernames, email addresses and more. The software giant has yet to detail how many users were affected or the breach duration. Unfortunately, the stolen data could be used to fuel phishing attacks.
The Australian government's digital health records program manages risk and privacy relatively well, according to a new audit, but there's room for improvement in third-party risk management and emergency access to sensitive health records.
T-Mobile says it suffered a breach of prepaid accounts as a result of unauthorized access to its systems. The exposed data includes names, billing addresses, phone numbers, account numbers, rate plans and more.
Twitter users no longer have to supply a phone number in order to use two-step verification for authentication. The move will better protect accounts from SIM hijacking attempts and also means users don't have to sacrifice some of their privacy to enable a security feature.
Microsoft has outlined its plans for supporting the encryption of Domain Name System queries, which allows for more private internet browsing. The first step will be to upgrade connections to DNS over HTTPS, but allow admins to control DNS settings.
While IoT devices are entering enterprises at a rapid pace, the security practices around them are as much as 20 years behind those for enterprise computing, says Sean Peasley of Deloitte, who outlines steps organizations can take to ensure safe IoT computing.
The Australian Parliament's computer network was compromised in January after politicians browsed a legitimate website that was compromised. The watering-hole style attack resulted in a small amount of non-sensitive data being revealed, according to the leader of the Senate.
A House impeachment hearing has revealed that President Donald Trump spoke by phone with a key ambassador - who was sitting in a Kiev restaurant - about "investigations." If that mobile phone call was unsecured, security experts say, foreign intelligence agencies could have intercepted it.
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