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Collaboration Security
Core Email Protection
Get industry-leading threat protection via API or gateway
Email Fraud Defense
Protect your brand, increase deliverability, and identify lookalike domains
ZenGuide
Deliver targeted, risk-based security awareness training
Secure Email Relay
Secure application email and implement DMARC faster
Account Takeover Protection
Detect, investigate, and respond to account takeovers
Data Security
Data Security for AI
Secure data across shadow and approved AI
Enterprise DLP
Prevent data loss across email, cloud, and endpoints
Adaptive Email DLP
Prevent misdirected emails and hidden data exfiltration
Insider Threat Management
Get visibility into risky behavior by careless, malicious, and compromised users
Data Security Posture Management
Discover, classify, and protect sensitive data across cloud and hybrid environments
Digital Communications Governance
Intelligently capture, retain, and discover digital communications
AI Security
Secure AI Usage by People
Get visibility and control around employees' use of AI
Secure AI Usage by Agents
Understand AI agent intent and control their use of other AI tools
Secure MCP Across Your Enterprise
Unify MCP discovery, authorization, and monitoring
Our Platform
Proofpoint Nexus
Advanced AI and threat intel to detect threats and assess data risk
Proofpoint Zen
Integrated control points to protect people and data anywhere
Proofpoint Satori
The power behind agentic security operations
Proofpoint 365 Total Protection
Enabling the channel, protecting humans and agents
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Ensure Acceptable GenAI Use
Empower your workforce with safe GenAI practices
Govern Claude AI Activity
Integrate Proofpoint with Claude Compliance API
Secure Microsoft 365
Implement flexible security and compliance for M365
Ransomware Prevention
Stop attacks by securing ransomware's top vector
Combat Email and Cloud Threats
Protect your people with a smart, holistic approach
Protect Cloud Apps
Eliminate threats and data loss across cloud apps
Change User Behavior
Help your users identify, resist, and report attacks
Modernize Compliance and Archiving
Manage your risk and data retention requirements
Authenticate Your Email
Protect your email deliverability with DMARC
By Industry
Federal Government
Enable your agency with FedRAMP certified security
Higher Education
Protect your campus, people, data, and research
Healthcare
Protect clinicians, patient data, and intellectual property
Internet Service Providers
Deliver leading email protection for your networks and customers
State and Local Government
Secure your institutions, services, and communities against cyberthreats
Financial Services
Protect your institution while meeting compliance requirements
Mobile Operators
Protect your messaging environments and subscribers at scale
Small and Medium Businesses
Strengthen your business with enterprise-grade security built to grow with you
Services
Proofpoint Services
Leverage our expertise to maximize your investment
Advisory Services
Maintain control with expert guidance and recommendations
Applied Services
Get hands-on execution, guidance, and measurable impact
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Customer Stories
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Cybersecurity Academy
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Threat Intelligence
Threat glossary
Learn about the latest security threats and techniques
Podcasts
Stay informed with our renowned threat researchers
Power Series
Join our virtual event series on the industry's hottest topics
Threat Insight Blog
Discover actionable threat intel and expert analysis
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IP Address Blocked?
Best practices for email delivery, authentication, and troubleshooting
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Proofpoint provides intent-based protection for every human, every AI agent, across all data
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Learn about the executive team leading Proofpoint's strategy and vision
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Open Source Download Mirror List
.at
ftp://gd.tuwien.ac.at/infosys/mail/sendmail/
(also via http:
http://gd.tuwien.ac.at/infosys/mail/sendmail/
)
.br
ftp://ftp.athena.pads.ufrj.br/pub/sendmail/
.by
http://www.msn.by/sendmail/
.cl
ftp://ftp.inf.utfsm.cl/pub/Mail/sendmail/
.com
http://mirrors.standaloneinstaller.com/sendmail/
.de
ftp://ftp.cert.dfn.de/pub/tools/net/sendmail/
ftp://ftp.fu-berlin.de/unix/mail/sendmail/
.edu
ftp://ftp.cs.berkeley.edu/ucb/sendmail/
.es
ftp://ftp.cica.es/mirrors/sendmail/
.fr
ftp://ftp.crihan.fr/mirrors/ftp.sendmail.org/
ftp://ftp.ciril.fr/pub/messagerie/sendmail/
ftp://ftp.u-strasbg.fr/pub/unix/sendmail
.gr
ftp://ftp.ntua.gr/pub/net/mail/sendmail/
(also via HTTP:
http://ftp.ntua.gr/pub/net/mail/sendmail/
)
.jp
ftp://ftp.ring.gr.jp/pub/net/mail/sendmail/
http://negi.ipv6labs.jp/pub/sendmail/
.nl
https://ftp.bit.nl/mirror/mirror/ubuntu-archive/ubuntu/pool/main/s/sendmail/
.org
http://sendmail.cybermirror.org/
https://www.proofpoint.com/us/sendmail/list-of-mirrors
ftp://ftp.allbsd.org/pub/sendmail
(also via
https://pub.allbsd.org/sendmail/
)
.pt
ftp://ftp.dei.uc.pt/pub/sendmail/
.si
ftp://ftp.arnes.si/packages/sendmail
.uk
ftp://mirror.interoute.net.uk/pub/sendmail