Cytidel
Vulnerability threat intelligence that stops you drowning in vulnerabilities
17 employees · est. 2022 · Castlebar, Ireland
AT&T Cybersecurity is the older company (2007 vs 2022); AT&T Cybersecurity is the larger of the two.
Side-by-Side Comparison
| Metric | AT&T Cybersecurity | Cytidel |
|---|---|---|
| Founded | ||
| Founded | 2007 older | 2022 |
| Headquarters | ||
| Headquarters | Dallas, United States | Castlebar, Ireland |
| Employees | ||
| Employees | 876 larger | 17 |
| Industry | ||
| Industry | API, Computing, Cyber Security | Cyber Security |
| Funding Stage | ||
| Funding Stage | Secondary Market | Seed |
| Total Funding | ||
| Total Funding | $118.40M | $1.35M |
| Funding Rounds | ||
| Funding Rounds | 9 | 1 |
| Services | ||
| Services | Not tracked yet | Vulnerability Threat Intelligence, Risk-Based Vulnerability Management, Third-Party Supplier Monitoring, Custom Alerting, Threat Actor Data Analysis |
| Target Customers | ||
| Target Customers | Not tracked yet | Threat and Vulnerability Management Teams, Vulnerability Analysts, Threat Intelligence Specialists, CISOs, IT Security Managers |
| Taxonomy | ||
| Taxonomy | AT&T Cybersecurity, Edge-to-Edge Technologies, Threat Intelligence, Collaborative Defense, Security Solutions, Network Visibility, Actionable Threat Intelligence, AT&T Alien Labs, Security Operations Center, Machine Learning, Global Protection, Business Security, Best-of-breed Technologies, Unrivaled Network Visibility | Vulnerability Management, Risk-based Vulnerability Management, Vulnerability Intelligence, Threat Intelligence, Security Teams, Real-time Threat Analysis, Actionable Insights, Critical Risk Prioritization, Cyber Threat Detection, Security Decision Support, Cyber Threat Prioritization, Cyber Asset Protection, Reduced Alert Fatigue, Cyber Risk Management |
| Website | ||
| Website | cybersecurity.att.com | cytidel.com |
About AT&T Cybersecurity
AT&T Cybersecurity is a leading player in the Cyber Security and Information Technology industries, providing Edge-to-Edge technologies that offer remarkable threat intelligence, collaborative defense, and seamless security solutions tailored to businesses. Established in 2007 and headquartered in t...
About Cytidel
Cytidel, a prominent player in the Cyber Security industry, was founded in 2022 and is headquartered in Ireland. The company's mission, encapsulated in its slogan, "Vulnerability threat intelligence that stops you drowning in vulnerabilities," conveys its dedication to enhancing security team effici...
We will tell you when either one moves
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Funding, hiring, leadership and stack changes at AT&T Cybersecurity and Cytidel — by email.
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Compiled from the BounceWatch company index. We last looked at AT&T Cybersecurity on 12 Sep 2024, and Cytidel on 13 Nov 2025. Where a field is blank here, it means we have not recorded it — not that the answer is zero. How we source and date this.