1、H1 2022GlobalDDoSAttackLandscapeMotivation of DDoS Attacks01TABLE OFCONTENTSDDoS Attack Vectors05Growing Frequency and Scale02Analysis of Botnet Attacks06Distribution of DDoS Attacks03DDoS Attacks by Duration07DDoS Attacks by Industry04 COPYRIGHT 2022,NSFOCUS.ALL RIGHTS RESERVEDCyber extortion,malic

2、ious competition,and cheating in onlinegames are still major motivations behind DDoS attacks.Motivation of DDoS AttacksExtortion,malicious competition,and cheating in online games arestill major motivations behind DDoS attacks.Extortion and malicious competition take place in various industries.By c

3、omparison,extortion is more rampant.DDoS attacks formalicious cheating are unique threats in the gaming industry.Oncedishonest players find considerable profit clues,they will frequentlystage DDoS attacks on rivals and gaming servers.DDoS attacks reached a new 4-year high of 205%compared withthe sam

4、e period last year.Growing Frequency and ScaleThe number of DDoS attacks in the first half of 2022 reached a new 4-year high,three times that of the same period last year,with anincrease of 205%.DDoS Attacks by First Half-Year COPYRIGHT 2022,NSFOCUS.ALL RIGHTS RESERVED01DDoS attacks were almost even

5、ly distributed over each month in H12022.January and April had the most attacks,an increase of only20%compared with February which had the least attacks.Terabit-level DDoS attacks are starting to become morefrequent.Businesses are facing an ever-increasing threat oflarge-scale DDoS attacks.Since the

6、 first attack peaked at more than 1 Tbps in 2017,Tb-levelattacks have been reported constantly and become more frequentover the past two years.Tb-level attacks were spotted for threeconsecutive months since April in 2022,which poses an increasinglysevere threat to organizations.DDoS Attack Frequency