Security Response Publications

Symantec Security Response is a worldwide team of security engineers, threat analysts, and researchers who develop a variety of content on the latest threats that impact organizations and end users.

Symantec Intelligence Report: October 2015

The monthly intelligence report, provides the latest analysis of cyber security threats, trends, and insights from the Symantec intelligence team concerning malware, spam, and other potentially harmful business risks.
19 pages, 1.0 Mb

Highlights from October 2015 Intelligence Report

Key Findings

  • The number of vulnerabilities disclosed increased in October, from 349 in September to 441 reported during this month.
  • Crypto-ransomware was up once again during October, setting another high for 2015.
  • Large enterprises were the target of 67.9 percent of spear-phishing attacks as well, up from 45.7 percent in September.
Crypto-Ransomware, November 2014—October 2015
Crypto-Ransomware, November 2014-October 2015

Crypto-Ransomware, November 2014-October 2015



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