The most common type of attacks was phishing, making up 74percent of the total or nearly 180 attacks. It was followed by malware with 60attacks and defacement (one).
The AIS also received over 500 reports about spam messages and requested mobile network operators to block close to 9.68 millionspams.
Computer viruses costed Vietnam some 24.4 trillion VND (1.06 billion USD) last year, data from a recent report by Vietnam-basedcybersecurity corporation BKAV shows. The country recorded about 70.7 millioncomputer virus infections in 2021, making it one of the most vulnerable to cyber-attacksin the world.
Vietnam also saw a sharp increase in the number of ransomwareattacks. Over 2.5 million infections were detected during 2021, 4.5 times that of the previous year./.