Yesterday, it was reported that Tesco was experiencing security issues, and had issued new Clubcards to 600,000 account holders. The supermarket giant said it believed a database of stolen usernames and passwords from other platforms had been tried out on its websites and may have worked in some cases. No financial data was accessed, and its systems have not been hacked, it added. It said this was a precautionary measure and apologized for the inconvenience.
Tesco is issuing new cards to 600,000 Clubcard account holders after unearthing a security issue.https://t.co/WsHoxbxbpw
— Jonathan Stock (@JonathanStock86) March 2, 2020
Experts Comments
March 05, 2020
90% of attacks start with some sort of automation, credential stuffing being a prominent one. The software for credential stuffing is so affordable that this type of attack has now become accessible for almost anyone. Hackers can now automatically cycle through thousands of username and password pairs and match them against login portals in a short period of time, until a match with an existing account is found. One effective way to stop this type of attack is to implement security solutions.....Read More
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March 05, 2020
Hackers hit Tesco with an attack known as credential stuffing. In this attack, hackers attempt to log into accounts using usernames and passwords leaked from previous, unrelated data breaches and other sources. The attack demonstrates why customers should never reuse passwords across multiple accounts. If one account is compromised, criminals will attempt to reuse the same usernames and passwords on other accounts. This process is usually automated so that attackers can attempt hundreds or.....Read More
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@Jake Olcott, VP of Government Affairs, provides expert commentary at @Information Security Buzz.
"Companies must continuously monitor their vendor relationships in order to get a better handle on supply chain risk...."
#infosec #cybersecurity #isdots
https://informationsecuritybuzz.com/expert-comments/tesco-sends-security-warning-to-600000-clubcard-holders-experts-insight
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@Jake Olcott, VP of Government Affairs, provides expert commentary at @Information Security Buzz.
"Companies must continuously monitor their vendor relationships in order to get a better handle on supply chain risk...."
#infosec #cybersecurity #isdots
https://informationsecuritybuzz.com/expert-comments/tesco-sends-security-warning-to-600000-clubcard-holders-experts-insight