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What is Sendmail?

The Sentrion platform developed by Sendmail is designed to accommodate complex and large-scale environments, and we also provide a segment of this offering as open-source. While it may not cater to every user's requirements, Sentrion stands out as an ideal option for those utilizing open-source email solutions within extensive and intricate systems, as it can effectively support long-term messaging strategies that include virtualization, consolidation, and cloud migration. A critical component of email security is the Domain Keys Identified Mail (DKIM) standard, which allows senders to digitally sign their communications, enabling recipients to authenticate the legitimacy of the messages and confirm they have not been altered. This authentication mechanism allows recipients to trace the email's origin back to the sender's domain, ensuring confidence in the message's integrity. Through the application of cryptography, DKIM presents a well-regarded method for mitigating email fraud, thus protecting an organization's reputation and brand while keeping implementation expenses within reach. Given the rising incidence of email-based threats, integrating DKIM into your security framework can be an essential measure to enhance your email defenses, ultimately fostering a safer communication environment for users.

What is DMARCS?

DMARCS is an enterprise-grade email security platform built to simplify and strengthen email authentication for organizations operating at scale. It enables businesses to automate the deployment and management of key protocols such as DMARC, SPF, and DKIM, ensuring secure and verified email communication. The platform provides real-time threat intelligence, allowing security teams to detect and mitigate phishing, spoofing, and impersonation attacks before they cause damage. With centralized dashboards, DMARCS delivers complete visibility into domain activity, authentication results, and email delivery performance. It includes advanced automation tools that reduce manual configuration, accelerate policy enforcement, and minimize the risk of human error. Features such as Smart DMARC, Hosted BIMI, and MTA-STS further enhance email security and brand trust. The platform also offers vendor risk management capabilities, enabling organizations to monitor and control third-party email senders. DMARCS is designed to help organizations meet regulatory requirements while maintaining operational efficiency. Its scalable architecture supports complex environments with multiple domains and subdomains. The system provides actionable insights that help teams make informed security decisions. By improving visibility and control, it reduces the risk of email-based threats. Overall, DMARCS helps organizations protect their brand, secure their communications, and build trust with customers and stakeholders.

Media

Media

No images available

Integrations Supported

Amazon Web Services (AWS)
BlueOnyx
CrowdStrike Falcon
CyberArk Conjur
IBM Cloud
Imperva Advanced Bot Protection
MailArchiva
Okta
Palo Alto Networks AutoFocus
Raptor Email Security
Rspamd
SailPoint
Splunk Cloud Platform
Zscaler

Integrations Supported

Amazon Web Services (AWS)
BlueOnyx
CrowdStrike Falcon
CyberArk Conjur
IBM Cloud
Imperva Advanced Bot Protection
MailArchiva
Okta
Palo Alto Networks AutoFocus
Raptor Email Security
Rspamd
SailPoint
Splunk Cloud Platform
Zscaler

API Availability

Has API

API Availability

Has API

Pricing Information

Pricing not provided.
Free Trial Offered?
Free Version

Pricing Information

Pricing not provided.
Free Trial Offered?
Free Version

Supported Platforms

SaaS
Android
iPhone
iPad
Windows
Mac
On-Prem
Chromebook
Linux

Supported Platforms

SaaS
Android
iPhone
iPad
Windows
Mac
On-Prem
Chromebook
Linux

Customer Service / Support

Standard Support
24 Hour Support
Web-Based Support

Customer Service / Support

Standard Support
24 Hour Support
Web-Based Support

Training Options

Documentation Hub
Webinars
Online Training
On-Site Training

Training Options

Documentation Hub
Webinars
Online Training
On-Site Training

Company Facts

Organization Name

Proofpoint

Date Founded

2002

Company Location

United States

Company Website

www.proofpoint.com/us/products/email-protection/open-source-email-solution

Company Facts

Organization Name

DMARCS

Date Founded

2026

Company Location

United Arab Emirates

Company Website

dmarcs.com

Categories and Features

Categories and Features

Email Security

Anti Spam
Anti Virus
Email Attachment Protection
Encryption
Policy Management
Quarantine
Reporting/Analytics
Whitelisting / Blacklisting

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