A top U.S. Federal Reserve official on Friday raised caution about central banks issuing digital currencies as they are vulnerable to cyber attacks and criminal activities along with privacy issues that still need to be addressed.

 The European Union is considering testing banks' defenses against cyber attacks, EU officials and sources said, as concerns grow about the industry's vulnerability to hacking.

VietNamNet Bridge - Institutions and businesses in VIetnam have suffered serious damage from cyberattacks because of a lack of emergency response teams.

 A cyber security company on Wednesday asserted that the hack of 500 million account credentials from Yahoo was the work of an Eastern European criminal gang,

VietNamNet Bridge - Vietnam ranks 11th globally in terms of cyberattack threats such as malware spreading, intentional attacks and data theft. 

The toll that every cyber attack takes on businesses in 2015 was on average $38,000, or VND864 million, a survey by Kaspersky and B2B International has found. 

Only a third of the agencies and enterprises in Vietnam have set regulations for information security; 57 percent of corporations didn't either nor have investment funding for their information security programme upgrading or constructing.

VietNamNet Bridge – Computer worm Stuxnet, which exploited a shortcut handling error in Windows, was mostly detected on computers in Viet Nam, reported Russian computer security firm Kaspersky Lab last Tuesday.

 VietNamNet Bridge – The number of cyberattacks on Vietnamese websites, especially government agencies’ websites with “gov.vn” domain name, has been increasing.

Vietnam is currently at the 11th position among countries facing high risks of cyber attacks in the world, according to the latest report of Symantec, a California-headquartered global computer security software corporation.