Kaspersky Security Bulletin. Spam evolution 2013

[Venustus]

Content source

http://www.securelist.com/en/analysis/204792322/Kaspersky_Security_Bulletin_Spam_evolution_2013

The year in figures

• The proportion of spam in email flows was 69.6% in 2013, which is 2.5 percentage points lower than in 2012
• The percentage of emails with malicious attachments was 3.2%, which is 0.2 percentage points lower than in 2012
• 32.1% of phishing attacks targeted social networks
• The greatest amount of spam – 23% – was sent from China
• 74.5% of spam emails sent in 2013 were no more than 1 KB in size