Enterprise Still Main Target of DDoS Attacks

Enterprise Still Main Target of DDoS Attacks

China maintained its position as the originator of most attack traffic, with quarter-over- quarter growth increasing from 35% to 43% in Q4.

The U.S. followed China at 19%, up from 11%. Canada followed in third place, with 10% of the attacks in Q4, a substantial increase from Q3’s 0.4%.

Attack traffic in Indonesia continued to decline, falling to 6%, which is one-fourth of its Q3 attack traffic.

Attacks on Port 445 (Microsoft-DS) grew to 30% of observed attacks quarter-over-quarter. It was the top targeted port in Germany, Romania, Russia, Taiwan, Canada, and the U. S.

Port 80 (WWW/HTTP) remained in second place, accounting for 14% of attacks. Port 443 (SSL/HTTPS) stayed in third place, but dropped from 13% to 8% in Q4.

Reported attacks increased 23% from Q3 to Q4 for a total of 346 assaults, in contrast to the decline from Q2 to Q3 during which there were 318 and 218 attacks, respectively.

1,153 DDoS attacks occurred in all of 2013, a substantial increase from 768 attacks in 2012.

The probability of experiencing repeated attacks in Q4 increased to 35%, with 56 of the attacked 162 organizations suffered repeated threats throughout the quarter.