'Accidental hero' halts ransomware attack and warns: this is not over

Expert who stopped spread of attack by activating software’s ‘kill switch’ says criminals will ‘change the code and start again’Massive ransomware cyber-attack hits countries around the world
Criminals behind cyber-attack have raised just $20,000, experts sayThe “accidental hero” who halted the global spread of an unprecedented ransomware attack by registering a garbled domain name hidden in the malware has warned the attack could be rebooted.The ransomw