Arbor Networks’ Worldwide Infrastructure Security Report is designed to provide data useful to network operators so they can make informed decisions about their use of network security technology to protect their mission-critical infrastructure.

The fourth edition of this report was released on November 11, 2008.

Volume IV Highlights:

• The battlefront has expanded: ISPs are facing a wider range of threats as compared to previous surveys
• Brute force attacks are growing exponentially: DDoS attacks broke the 40 Gigabit barrier this year
• Botnets are still a concern; VoIP and IPv6 are emerging threats: ISPs believe the scale and frequency of these attacks will increase
• Services are under threat: Several ISPs reported prolonged, multi-hour outages of prominent Internet services
• Providers are fighting back: Flow-based tools are the preferred choice for attack detection and mitigation.