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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.
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ISTR Annual Report

2015 Internet Security Threat Report, Volume 20

The Internet Security Threat Report provides an overview and analysis of the year in global threat activity. The report is based on data from the Symantec Global Intelligence Network, which Symantec's analysts use to identify, analyze, and provide commentary on emerging trends in the dynamic threat landscape.
Overview and Analysis
119 pages, 13.2 MB (PDF)
Additional Stats and Information
22 pages, 3.24 MB (PDF)
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Highlights from the 2015 Internet Security Threat Report

Knowing how cybercriminals are threatening security is the first step to securing your information—and your company’s goals. From social media vulnerabilities to digital extortion, the 2015 Symantec Internet Security Threat Report leverages an unparalleled amount of data and is the resource you need to quickly uncover digital threats.

Key Findings

  • How cyberattackers leap-frog corporate defenses
  • Clever tricks malware authors use to avoid detection
  • Why ransomware attacks soared 113% in 2014
  • How social networks and apps enable cybercriminals
  • Why corporate defenses are falling behind as cybercriminals move faster
  • Why attacks on Internet of Things devices are more serious than ever

Key Findings from the 2015 Internet Security Threat Report

  • How cyberattackers leap-frog corporate defenses
  • Clever tricks malware authors use to avoid detection
  • Why ransomware attacks soared 113% in 2014
  • How social networks and apps enable cybercriminals
  • Why corporate defenses are falling behind as cybercriminals move faster
  • Why attacks on Internet of Things devices are more serious than ever
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Key findings from the 2015 Internet Security Threat Report

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Infographics

View or share graphics that highlight some of the key findings from this year's report.
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2015 INTERNET SECURITY THREAT REPORT KEY FINDINGS

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Path of a Cyber Attacker and the Cost of Stolen Data on the Underground Market

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2015 Internet Security Threat Report, Volume 20

Overview and Analysis
119 pages, 13.2 MB (PDF)
Additional Stats and Information
22 pages, 3.24 MB (PDF)

VIEW THE WEBCAST

Join us for an in-depth discussion of the findings of Symantec's annual Internet Security Threat Report (ISTR). Kevin Haley, a security expert on the Security Technology and Response team, will delve into some of the key highlights of the report - helping you focus on the security information that matters to your organization.

INFOGRAPHIC

An Interactive look at 2015
A view of the key findings from this year's report.