The percentage of spam in all email traffic in August averaged 80.3%. The lowest percentage of 69.8% was recorded on 12 August, while the highest percentage of the month was recorded on 20 August at 90.5%.
Kaspersky Lab experts refer to spam as anonymous unsolicited mass mailings. Most of these mailings are adverts, although several categories of spam serve other purposes. "Non-advertising" spam includes one of the most dangerous types of spam – fraudulent messages.