Prolexic Technologies reports threefold increase in number of attacks against financial services clients during Q1 compared to Q4 2011. China remains top source country for attacks but U.S. and Russia both move up in the rankings. Average attack bandwidth increased to 6.1 Gbps, up from 5.2 Gbps in the previous quarter. Average DDoS attack duration declined to 28.5 hours from 34 hours in Q1 2012. SYN Floods are emerging as the go to attack type.”]