Best Email Anti-spam Software

Proofpoint’s Core Email Protection (CEP) stops 99.99% of all email threats before they become compromises. It stops the broadest range of email cyberattacks, spam and graymail. For security analysts,

Check Point Harmony Email & Collaboration, protects enterprise data by preventing targeted attacks on SaaS applications and cloud-based email.

Microsoft Defender for Office 365 safeguards your organization against malicious threats posed by email messages, links (URLs) and collaboration tools.

Abnormal AI is the leading AI-native human behavior security platform, leveraging machine learning to stop sophisticated inbound attacks and detect compromised accounts across email and connected appl

Impersonation Protection protects against business email compromise, account takeover, spear phishing, and other cyber fraud. It combines artificial intelligence and deep integration with Microsoft Of

IRONSCALES is a cloud-native email security platform that helps enterprises and MSPs close gaps with mailbox-level detection, autonomous remediation, and built-in user training. It combines AI and hum

Protect your business from disruption, financial loss and reputational damage. Libraesva Email Security stops known and emerging email threats from reaching their target, so you only receive legiti

Valimail: The Leader in Email Authentication & Brand Protection Valimail is the trusted leader in automated email authentication, helping organizations achieve and maintain DMARC enforcement up

Paubox is a HIPAA compliant email security platform designed for healthcare organizations. It provides outbound email encryption and AI-powered inbound email protection, helping organizations safeguar

KnowBe4 Cloud Email Security is a comprehensive AI-powered email protection platform that defends against sophisticated inbound and outbound email threats, transforming email from organizations' large

SlashNext Integrated Cloud Email Security Slashnext Integrated Cloud Email Security enables organizations to stop 65% more targeted spear phishing, social engineering, business email compromise (B

Cloudflare Area 1 is a cloud-native email security platform that identifies and blocks attacks before they hit user inboxes, enabling more effective protection against spear phishing, Business Email C

Sublime’s agentic platform stops more email attacks with less work. Our AI agents work like a digital SOC team in your environment, triaging and blocking advanced threats while adapting protections at