OnGuardOnline.gov provides practical tips from the federal government and the technology industry to help you be on guard against Internet fraud, secure your computer, and protect your personal information.
US-CERT Tips
General information
- Why is Cyber Security a Problem?
- Guidelines for Publishing Information Online
- Understanding Internet Service Providers (ISPs)
General security
- Choosing and Protecting Passwords
- Understanding Anti-Virus Software
- Understanding Firewalls
- Coordinating Virus and Spyware Defense
- Debunking Some Common Myths
- Good Security Habits
- Safeguarding Your Data
- Real-World Warnings Keep You Safe Online
- Keeping Children Safe Online
Attacks and threats
- Dealing with Cyberbullies
- Understanding Hidden Threats: Corrupted Software Files
- Understanding Hidden Threats: Rootkits and Botnets
- Preventing and Responding to Identity Theft
- Recovering from Viruses, Worms, and Trojan Horses
- Recognizing and Avoiding Spyware
- Avoiding Social Engineering and Phishing Attacks
- Understanding Denial-of-Service Attacks
- Identifying Hoaxes and Urban Legends
Email and communication
- Understanding Your Computer: Email Clients
- Using Caution with Email Attachments
- Reducing Spam
- Benefits and Risks of Free Email Services
- Benefits of Blind Carbon Copy (BCC)
- Understanding Digital Signatures
- Using Instant Messaging and Chat Rooms Safely
- Staying Safe on Social Networking Sites
Mobile devices
- Protecting Portable Devices: Physical Security
- Protecting Portable Devices: Data Security
- Securing Wireless Networks
- Cybersecurity for Electronic Devices
- Defending Cell Phones and PDAs Against Attack
Privacy
- How Anonymous Are You?
- Protecting Your Privacy
- Understanding Encryption
- Effectively Erasing Files
- Supplementing Passwords
Safe browsing
- Understanding Your Computer: Web Browsers
- Evaluating Your Web Browser's Security Settings
- Shopping Safely Online
- Browsing Safely: Understanding Active Content and Cookies
- Understanding Web Site Certificates
- Understanding International Domain Names
- Understanding Bluetooth Technology
- Avoiding Copyright Infringement
Software and applications
- Understanding Patches
- Understanding Voice over Internet Protocol (VoIP)
- Risks of File-Sharing Technology
- Reviewing End-User License Agreements
- Understanding Your Computer: Operating Systems
Produced 2005 by US-CERT, a government organization. You are permitted to reproduce and distribute the US-CERT Tips in whole or in part, without changing the text you use, provided that you include the copyright statement or "produced by" statement and use the document for noncommercial or internal purposes. For commercial use or translations, send your email request to webmaster@us-cert.gov.
