Companies and customers must work together to beat the hackers and scammers.
Warning comes ahead of upcoming Black Friday and Cyber Monday.
Symantec's discovery of state-backed malware should serve as warning to firms.
Hack against entertainment subsidiary leads to blackmail threat involving ‘top secrets’.
No personal data compromised and main site said to be unaffected.
Hackers target consumer enthusiasm to collect personal details.
Arrests made in connection with international operation to spread RATS.