Distributed denial-of-service attacks (DDoS) increased sharply in number during the first quarter of 2019. New suppliers of DDoS services have quietly emerged to replace operators disrupted in law enforcement actions last year, Kaspersky Lab says. Attackers are increasingly moving away from volumetric, high-bandwidth attacks at the network (L3) and transport (L4) layers because of mitigations available for such attacks. The main motive for DDoS attacks remains the same: money, politics, or unfair competition.”]
Source: https://www.darkreading.com/attacks-breaches/ddos-attacks-up-in-q1-after-months-of-steady-decline