Official website of the Department of Homeland Security
Publications
These documents can help you with everything from setting up your first computer to understanding the nuances of emerging threats.
General Internet Security
- The Risks of Using Portable Devices
- Cyber Threats to Mobile Phones
- Understanding and Protecting Yourself Against Money Mule Schemes
- Socializing Securely: Using Social Networking Services
- Understanding Voice over Internet Protocol (VoIP)
- Banking Securely Online
- Playing it Safe: Avoiding Online Gaming Risks
- Protecting Aggregated Data
- Introduction to Information Security
- South Korean Malware Attack
Securing Your Computer
- Software License Agreements: Ignore at Your Own Risk
- Spyware
- Using Wireless Technology Securely
- Virus Basics
- Data Backup Options
- Disposing of Devices Safely
- Common Risks of Using Business Apps in the Cloud
- The Basics of Cloud Computing
- Small Office/Home Office Router Security
- Governing for Enterprise Security
- Home Network Security
- Recognizing and Avoiding Email Scams
- Securing Your Web Browser
Recovering from an Attack
Distributable Materials
Technical Publications
- The Continuing Denial of Service Threat Posed by DNS Recursion (v2.0)
- A Guide to Securing Networks for Wi-Fi
- Malware Threats and Mitigation Strategies
- Malware Tunneling in IPv6
- National Strategy to Secure Cyberspace
- Technical Trends in Phishing Attacks
- DHS Cyber Security Initiatives
- Fundamental Filtering of IPv6 Network Traffic
- Practical Identification of SQL Injection Vulnerabilities
- Website Security
- DDoS Quick Guide
- "Heartbleed" OpenSSL Vulnerability
- Technical Information Paper: Coreflood Trojan Botnet
- Combating the Insider Threat
- System Integrity Best Practices
- Keylogger Malware in Hotel Business Centers
- Cyber Threats to Mobile Devices
- Backoff Point-of-Sale Malware
- SQL Injection
- Ransomware
- Computer Forensics
- GRIZZLY STEPPE – Russian Malicious Cyber Activity