Top Open Source And Commercial Threat Intelligence Feeds
Search Security, Wednesday, February 4th, 2026
Cybersecurity threat intelligence feeds provide critical data on attacks, including IPs, domains and malware hashes, helping teams detect and respond to threats effectively.
Cybersecurity threat intelligence feeds play an important role in security. They detail current attacks and their sources. These characteristics, better known as indicators of compromise, include, among other factors, IP addresses, domain names, URLs, email addresses, malware file hashes and filenames.
Security teams use this information to improve how quickly and accurately they can detect potential attacks and to better estimate the severity of an incursion. This helps prioritize the organization's response strategy -- especially automated responses.