The percentage of spam in email traffic in May averaged 69.8 per cent - 1.3 percentage points less than the previous month.
AdaptiveMobile released data that shows a marked increase in SMS spam across Canada in the past six months.
A new piece of banking malware is being delivered via tax- and invoice-themed phishing campaigns, Danish security company CSIS is warning.
Imperva released its June Hacker Intelligence Initiative report, which presents an in-depth study of how a relatively small number of attack sources are responsible for the majority of comment spam traffic.
Since late 2012, a group of researchers from UC Santa Barbara and RWTH Aachen University has been working on finding out the relations that exist between the different actors in the spam ecosystem, in the hope of providing information about bottlenecks and critical points in the spamming pipeline that will aid anti-spam efforts.