Cloud security is the practice of protecting data, applications, and systems hosted in the cloud.
Platform and Enterprise Security solutions to protect all your human and non-human identities.
OT security focuses on protecting the specialised systems that control industrial operations.
Enable your organisation to embrace AI securely.
These programs provide structured ways for ethical hackers and researchers to report security flaws.
API security involves securing the interfaces that allow software systems to communicate with each other.
From darkness to defence: Mapping your attack surface for ultimate visibility.
Secure access for every user, device and location without compromising control or visibility.
As phishing, BEC, and supply-chain attacks evolve beyond legacy defences, learn how AI based email protection can block threats before they hit inboxes.
Sendmarc helps organisations protect their email domains from spoofing, phishing, and impersonation attacks. Its platform simplifies the implementation and management of DMARC, SPF, and DKIM, ensuring only authorised systems can send emails from a domain. By securing email authentication and providing visibility into email activity, Sendmarc helps organisations protect their brand, build email trust, and reduce the risk of fraudulent emails reaching customers and partners.

Prevent email impersonation:
Sendmarc helps stop attackers from sending fraudulent emails from your domain by enforcing strong email authentication policies.
Improve email deliverability:
Proper authentication increases the likelihood that legitimate emails reach inboxes rather than being marked as spam.
Gain visibility and control:
Sendmarc provides clear reporting and insights into who is sending emails from your domain, helping identify unauthorised activity.
Simplify DMARC management:
The platform makes it easier to implement, monitor, and manage DMARC across your organisation without complex manual processes.
Domain Checker - Analyse and secure your domain
Want to analyse your domain’s health?
The free Domain Checker gives you a clear view of your domain’s email security posture, analysing SPF, DKIM, and DMARC configuration, along with MTA-STS, TLS reporting, and BIMI setup to highlight gaps and misconfigurations.
It’s fast and easy, delivering an overall risk score and actionable insights so you can strengthen protection, improve deliverability, and safeguard your brand.