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US president’s call to Russian leader comes after high-profile attacks hobbled businesses
Security in cyber space should be approached in the same way as any other sector
Private equity takeovers reignite UK debate over the role of the buyout industry in the economy
Sweden’s Coop shuts grocery stores as more than 1,000 businesses hit by hacking spree
Arrests of Cl0p hacker group members adds to pressure on other countries to follow suit
US and Russian presidents to meet amid heightened tensions and surge in ransomware attacks
Group threatens to leak private material from renewable energy tycoon as ‘extortionware’ scourge spreads
From geopolitical action to preventing payment, states must come together to halt these criminal actors
Burger chain is latest global company to be targeted in cyber attack
Cyber attack on JBS has been a wake-up call for governments and businesses to strengthen defences
Memo to executives comes after hackers targeted fuel pipeline and meat processor
The severity and volume of incidents has led insurers to become much tougher with corporate customers
Kremlin says it has no information on attack that led to workers being stood down
Vital controls are threatened by under-investment in security, experts say
Account said to be from ContiLocker says it will ‘start to sell and publish’ patient information on Monday
Hackers demanding $20m ransom post health service files and correspondence
AT&T is nearing a deal to combine WarnerMedia with rival Discovery to create $150bn media giant
Hackers are using corporate tools, from ‘ethical’ codes to legalese, to attack companies themselves
French insurer’s units in Thailand, Malaysia, Hong Kong and Philippines affected
DarkSide’s closure follows $5m ransom paid in bitcoin by Colonial Pipeline Company
Criminal gangs have become more enterprising and continue to have the upper hand, say cyber security groups
European subsidiary attacked by same criminal group that hacked Colonial petroleum pipeline
Americans urged not to hoard petrol as Colonial pipeline resumes operations after cyber attack
Reopening of critical artery comes five days after shutdown sparked panic-buying of petrol
Risk of hackers accessing back-office networks highlighted in February 2020 incident
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