Proofpoint
Proofpoint protects organizations' most targeted asset — their people — by stopping advanced email threats, preventing data loss, and ensuring compliance through an integrated, intelligence-driven security platform.
Last updated Jun 3, 2026 by ATDb automated enrichment · Connections updated Jun 8, 2026
At a glance
- Employees
- 5001-10000
- Funding
- $12.3B acquisition by Thoma Bravo (2021)
- Revenue
- $1B–$2B
About
Market leader in enterprise email security and people-centric threat protection, with strong presence among Fortune 100 companies
Proofpoint is a cybersecurity powerhouse focused on protecting organizations from advanced threats, data loss, and compliance risks — primarily through the email channel. Founded in 2002 and headquartered in Sunnyvale, California, the company serves thousands of enterprises worldwide, including a significant portion of the Fortune 100. Its platform combines threat intelligence, behavioral analytics, and machine learning to defend against phishing, business email compromise (BEC), ransomware, and insider threats. In 2021, private equity firm Thoma Bravo acquired Proofpoint in a deal valued at approximately $12.3 billion, taking the company private after years as a publicly traded entity on NASDAQ. Proofpoint's product portfolio spans email security gateways, cloud application security, security awareness training, digital risk protection, and archiving and compliance solutions. Its Targeted Attack Protection (TAP) and Email Fraud Defense products are widely regarded as industry benchmarks for stopping sophisticated, people-centric attacks. The company's 'people-centric' security philosophy — focusing on protecting the human layer rather than just infrastructure — differentiates it in a crowded cybersecurity market. While Proofpoint is not traditionally classified as an AdTech company, it plays a meaningful role in the digital advertising and marketing ecosystem through its email authentication and brand protection capabilities. Its DMARC-based solutions help brands prevent domain spoofing and email fraud that can undermine digital marketing campaigns and erode consumer trust. Proofpoint competes with Microsoft Defender for Office 365, Mimecast, Abnormal Security, and Cisco Secure Email, maintaining a strong position as a premium enterprise-grade solution.
Business model
SaaS
Target market
Enterprise
What they offer
Email Protection
Advanced email security gateway that blocks spam, phishing, malware, and BEC attacks using machine learning and threat intelligence
Targeted Attack Protection (TAP)
Detects and blocks advanced threats delivered via email, including zero-day malware and weaponized attachments
Email Fraud Defense
DMARC-based solution to prevent domain spoofing, brand abuse, and email fraud targeting customers and partners
Security Awareness Training
Simulated phishing and cybersecurity education platform to reduce human risk across the organization
Insider Threat Management
Behavioral analytics platform to detect and respond to insider threats and data exfiltration
Information Protection (DLP)
Data loss prevention solution that protects sensitive data across email, cloud, and endpoints
Cloud App Security Broker (CASB)
Secures cloud application usage and protects data stored in SaaS platforms like Microsoft 365 and Google Workspace
Digital Risk Protection
Monitors the open, deep, and dark web for brand threats, domain fraud, and social media abuse
Archiving & Compliance
Enterprise-grade email and communication archiving for regulatory compliance and e-discovery
Threat Response Auto-Pull (TRAP)
Automates post-delivery remediation of malicious emails from user inboxes
Key features
Use cases
Customer segments
Tech & specs
Technology stack
Security & compliance
Deployment
API
Yes