It means that 1,631 hacking attacks occurred per month or 54 cases were reported per day, according to the report of the Financial Supervisory Service, the Korea Internet and Security Agency and the National Police Agency.
The figure marks the highest since 2009 when 21,230 computer hacking cases were reported, and is 3.7 times more than 5,333 cases tallied in 2001.
Hacking attacks reached a record high of 33,633 in 2005, and the number has continued to fluctuate since then. It stood at 16,295 in 2010 and 11,690 in 2011. However, the number surged to 19,570 last year.
The most common types of hacking attack was spam relay, which took the lion share of 33.5 percent, followed by homepage modulation with 16.1 percent, simple intrusion attempts with 15.4 percent and phishing stopover with 2.2 percent, according to the report.
By Josephine Liu Yan Yee
reporter
Park Sae-jin
swatchsjp@ajunews.com