# GLIMPS Email Security for M365 alternatives and competitors (2026)

The closest GLIMPS Email Security for M365 alternatives are [Fortra Email Security & Anti-Phishing](https://cybersectools.com/tools/fortra-email-security-and-anti-phishing), [OPSWAT MetaDefender Email Security](https://cybersectools.com/tools/opswat-metadefender-email-security) and [ID Agent Graphus](https://cybersectools.com/tools/id-agent-graphus). Picking a GLIMPS Email Security for M365 alternative comes down to fit: Email Security Platforms coverage, your environment, your integrations and your budget. So each option below shows what it covers, how it deploys, its pricing model and the company behind it.

40 alternatives. Closest matches: Fortra Email Security & Anti-Phishing, OPSWAT MetaDefender Email Security, ID Agent Graphus.

## The product

[GLIMPS Email Security for M365](https://cybersectools.com/tools/glimps-email-security-for-m365) by GLIMPS

AI-based email security for M365 with phishing, BEC & malware detection.

Category: [Email & Messaging Security](https://cybersectools.com/categories/email-security) · Pricing model: Commercial

Need the answer fast? [Best Email Security Solutions for Business](https://cybersectools.com/shortlists/best-email-security-platforms) picks Proofpoint Core Email Protection, Microsoft Defender for Office 365, Mimecast Advanced Email Security and 4 more.

## GLIMPS Email Security for M365 alternatives and competitors

GLIMPS Email Security for M365 is a commercial [Email Security Platforms](https://cybersectools.com/categories/email-security-platforms) solution made by GLIMPS. The closest matches by shared tags and NIST CSF 2.0 coverage are [Fortra Email Security & Anti-Phishing](https://cybersectools.com/tools/fortra-email-security-and-anti-phishing), [OPSWAT MetaDefender Email Security](https://cybersectools.com/tools/opswat-metadefender-email-security), [ID Agent Graphus](https://cybersectools.com/tools/id-agent-graphus), [Infonaligy Proofpoint Email Security](https://cybersectools.com/tools/infonaligy-proofpoint-email-security), and [PowerDMARC](https://cybersectools.com/tools/powerdmarc). All 40 alternatives on this page are ranked the same way.

## The closest GLIMPS Email Security for M365 alternatives

These 8 solutions overlap most with GLIMPS Email Security for M365. Each one says what the product does and, when the overlap is big enough, which capabilities it shares.

### 1. [Fortra Email Security & Anti-Phishing](https://cybersectools.com/tools/fortra-email-security-and-anti-phishing) (Featured)

Email security platform protecting against phishing, BEC, and data loss

[Email Security Platforms](https://cybersectools.com/categories/email-security-platforms) · Commercial

Key features: DMARC email authentication and enforcement, Business email compromise detection, Spear phishing protection, Account takeover detection, Data loss prevention for sensitive data

[Fortra Email Security & Anti-Phishing alternatives](https://cybersectools.com/alternatives/fortra-email-security-and-anti-phishing) · [GLIMPS Email Security for M365 vs Fortra Email Security & Anti-Phishing](https://cybersectools.com/compare/fortra-email-security-and-anti-phishing-vs-glimps-email-security-for-m365)

### 2. [OPSWAT MetaDefender Email Security](https://cybersectools.com/tools/opswat-metadefender-email-security)

Email security platform protecting against phishing, malware, and exploits

[Email Security Platforms](https://cybersectools.com/categories/email-security-platforms) · Commercial

Key features: 10 listed. See them on the [OPSWAT MetaDefender Email Security page](https://cybersectools.com/tools/opswat-metadefender-email-security#features).

[OPSWAT MetaDefender Email Security alternatives](https://cybersectools.com/alternatives/opswat-metadefender-email-security) · [GLIMPS Email Security for M365 vs OPSWAT MetaDefender Email Security](https://cybersectools.com/compare/glimps-email-security-for-m365-vs-opswat-metadefender-email-security)

### 3. [ID Agent Graphus](https://cybersectools.com/tools/id-agent-graphus)

AI-powered anti-phishing platform for Microsoft 365 & Google Workspace.

[Email Security Platforms](https://cybersectools.com/categories/email-security-platforms) · Commercial

Key features: 10 listed. See them on the [ID Agent Graphus page](https://cybersectools.com/tools/id-agent-graphus#features).

[ID Agent Graphus alternatives](https://cybersectools.com/alternatives/id-agent-graphus) · [GLIMPS Email Security for M365 vs ID Agent Graphus](https://cybersectools.com/compare/glimps-email-security-for-m365-vs-id-agent-graphus)

### 4. [Infonaligy Proofpoint Email Security](https://cybersectools.com/tools/infonaligy-proofpoint-email-security)

Managed Proofpoint email security service for phishing & BEC protection.

[Email Security Platforms](https://cybersectools.com/categories/email-security-platforms) · Commercial

Key features: 10 listed. See them on the [Infonaligy Proofpoint Email Security page](https://cybersectools.com/tools/infonaligy-proofpoint-email-security#features).

[Infonaligy Proofpoint Email Security alternatives](https://cybersectools.com/alternatives/infonaligy-proofpoint-email-security) · [GLIMPS Email Security for M365 vs Infonaligy Proofpoint Email Security](https://cybersectools.com/compare/glimps-email-security-for-m365-vs-infonaligy-proofpoint-email-security)

### 5. [PowerDMARC](https://cybersectools.com/tools/powerdmarc)

DMARC monitoring platform protecting domains from spoofing and BEC attacks.

[Email Security Platforms](https://cybersectools.com/categories/email-security-platforms) · Commercial

Key features: 6 listed. See them on the [PowerDMARC page](https://cybersectools.com/tools/powerdmarc#features).

[PowerDMARC alternatives](https://cybersectools.com/alternatives/powerdmarc) · [GLIMPS Email Security for M365 vs PowerDMARC](https://cybersectools.com/compare/glimps-email-security-for-m365-vs-powerdmarc)

### 6. [Red Sift OnDMARC](https://cybersectools.com/tools/red-sift-ondmarc)

Email authentication platform implementing DMARC, SPF, DKIM, and BIMI protocols

[Email Security Platforms](https://cybersectools.com/categories/email-security-platforms) · Commercial

Key features: 10 listed. See them on the [Red Sift OnDMARC page](https://cybersectools.com/tools/red-sift-ondmarc#features).

[Red Sift OnDMARC alternatives](https://cybersectools.com/alternatives/red-sift-ondmarc) · [GLIMPS Email Security for M365 vs Red Sift OnDMARC](https://cybersectools.com/compare/glimps-email-security-for-m365-vs-red-sift-ondmarc)

### 7. [Bitdefender GravityZone Security for Exchange](https://cybersectools.com/tools/bitdefender-gravityzone-security-for-exchange)

Email security for Microsoft Exchange servers with antispam and antimalware.

[Email Security Platforms](https://cybersectools.com/categories/email-security-platforms) · Commercial

Key features: 10 listed. See them on the [Bitdefender GravityZone Security for Exchange page](https://cybersectools.com/tools/bitdefender-gravityzone-security-for-exchange#features).

[Bitdefender GravityZone Security for Exchange alternatives](https://cybersectools.com/alternatives/bitdefender-gravityzone-security-for-exchange) · [GLIMPS Email Security for M365 vs Bitdefender GravityZone Security for Exchange](https://cybersectools.com/compare/bitdefender-gravityzone-security-for-exchange-vs-glimps-email-security-for-m365)

### 8. [MX Layer Outbound Email Filtering](https://cybersectools.com/tools/mx-layer-outbound-email-filtering)

Outbound email filtering platform for spam prevention and IP reputation mgmt

[Email Security Platforms](https://cybersectools.com/categories/email-security-platforms) · Commercial

Key features: 10 listed. See them on the [MX Layer Outbound Email Filtering page](https://cybersectools.com/tools/mx-layer-outbound-email-filtering#features).

[MX Layer Outbound Email Filtering alternatives](https://cybersectools.com/alternatives/mx-layer-outbound-email-filtering) · [GLIMPS Email Security for M365 vs MX Layer Outbound Email Filtering](https://cybersectools.com/compare/glimps-email-security-for-m365-vs-mx-layer-outbound-email-filtering)

## All 40 products like GLIMPS Email Security for M365

The 8 above, plus:

- [INKY DMARC Monitoring](https://cybersectools.com/tools/inky-dmarc-monitoring): DMARC monitoring tool for email deliverability and brand protection (Commercial)
- [dmarcian DMARC Management Platform](https://cybersectools.com/tools/dmarcian-dmarc-management-platform): DMARC management platform for email authentication and domain protection (Commercial)
- [Ironscales DMARC Management](https://cybersectools.com/tools/ironscales-dmarc-management): DMARC management platform for email authentication and domain protection (Commercial)
- [Valimail Enforce](https://cybersectools.com/tools/valimail-enforce): Automated DMARC enforcement platform for domain protection and email security (Commercial)
- [Vircom Email Security](https://cybersectools.com/tools/vircom-email-security): Email security platform enhanced with multi-tenant mgmt & automation tools (Commercial)
- [SmarterTools SmarterMail](https://cybersectools.com/tools/smartertools-smartermail): Email server with antispam, antivirus, and security features for Linux/Windows (Commercial)
- [Sendmarc DMARC Compliance Platform](https://cybersectools.com/tools/sendmarc-dmarc-compliance-platform): Platform automating DMARC compliance via record mgmt, reporting & policy enforcement. (Commercial)
- [SpamTitan for Office 365](https://cybersectools.com/tools/spamtitan-for-office-365): Email security layer for M365 with anti-phishing, sandboxing, and DLP. (Commercial)
- [InboxSeguro](https://cybersectools.com/tools/inboxseguro): Domain email-sending monitoring with DMARC/SPF/DKIM inventory, alerts and guided DNS (Commercial)
- [Microsoft Defender for Office 365](https://cybersectools.com/tools/microsoft-defender-for-office-365): Email and collaboration security for Microsoft 365 environments (Commercial)
- [Fortinet FortiMail Email and Workspace Security](https://cybersectools.com/tools/fortinet-fortimail-email-security): AI-powered email security platform protecting against phishing, BEC, and ATO (Commercial)
- [Cellopoint Cloud Email Security Solution](https://cybersectools.com/tools/cellopoint-cloud-email-security-solution): Cloud-based email security platform protecting against phishing, ransomware, BEC (Commercial)
- [Sophos Email](https://cybersectools.com/tools/sophos-email): Email security platform with phishing/BEC protection and MDR/XDR integration (Commercial)
- [Mimecast Advanced Email Security](https://cybersectools.com/tools/mimecast-advanced-email-security): Email security platform protecting M365 & Google Workspace from threats (Commercial)
- [xorlab Email Security](https://cybersectools.com/tools/xorlab-email-security): AI-driven email security platform for detecting advanced email threats (Commercial)
- [Proofpoint Core Email Protection](https://cybersectools.com/tools/proofpoint-threat-protection): Email security platform with AI-based threat detection and DLP capabilities (Commercial)
- [AnubisNetworks Email Security](https://cybersectools.com/tools/anubisnetworks-email-security): Email security platform protecting against fraud, malware, and spam threats (Commercial)
- [ESET Cloud Office Security](https://cybersectools.com/tools/eset-cloud-office-security): Cloud email security for Microsoft 365 and Google Workspace applications (Commercial)
- [VIPRE Integrated Email Security (IES)](https://cybersectools.com/tools/vipre-integrated-email-security-ies): Email security platform for Microsoft 365 with AI-based threat detection (Commercial)
- [Mesh 365](https://cybersectools.com/tools/mesh-365): API-based email security platform for Microsoft 365 environments (Commercial)
- [Cisco Secure Email Threat Defense](https://cybersectools.com/tools/cisco-secure-email-threat-defense): Email threat protection for Microsoft 365 with advanced detection capabilities (Commercial)
- [KnowBe4 Cloud Email Security](https://cybersectools.com/tools/knowbe4-cloud-email-security): AI-driven email security platform for Microsoft 365 inbound/outbound threats (Commercial)
- [ConnectWise Email Security](https://cybersectools.com/tools/connectwise-email-security): Email security platform with AI threat detection, BEC protection, and DLP (Commercial)
- [RavenMail](https://cybersectools.com/tools/ravenmail): Cloud-native AI email security platform with LLM-based threat detection and DLP. (Commercial)
- [EasyDMARC Email Auth for Gmail, Yahoo & Microsoft](https://cybersectools.com/tools/easydmarc-email-auth-for-gmail-yahoo-and-microsoft): Domain scanner & compliance tool for Gmail, Yahoo & Microsoft DMARC requirements. (Commercial)
- [Ocean Agentic Email Security Platform](https://cybersectools.com/tools/ocean-agentic-email-security-platform): Agentic AI email security platform that investigates emails pre-delivery. (Commercial)
- [Merox BIMI](https://cybersectools.com/tools/merox-bimi): Helps organizations implement BIMI email logos with valid DMARC and VMC setup (Commercial)
- [TrustLayer Mail](https://cybersectools.com/tools/trustlayer-mail): Email security platform with inline threat protection and compliant archiving (Commercial)
- [Zivver Secure Business Email](https://cybersectools.com/tools/zivver-secure-business-email): All-in-one email security platform for threat protection and compliance (Commercial)
- [Netcraft DMARC Visualization](https://cybersectools.com/tools/netcraft-dmarc-visualization): DMARC visualization tool for email domain protection and authentication (Commercial)
- [Halon](https://cybersectools.com/tools/halon): Composable email infrastructure platform with threat detection and AI ops. (Commercial)
- [MailGuard](https://cybersectools.com/tools/mailguard): Cloud-based managed email filtering against phishing, ransomware & BEC. (Commercial)

## Alternatives to each of these

[Fortra Email Security & Anti-Phishing alternatives](https://cybersectools.com/alternatives/fortra-email-security-and-anti-phishing) · [OPSWAT MetaDefender Email Security alternatives](https://cybersectools.com/alternatives/opswat-metadefender-email-security) · [ID Agent Graphus alternatives](https://cybersectools.com/alternatives/id-agent-graphus) · [Infonaligy Proofpoint Email Security alternatives](https://cybersectools.com/alternatives/infonaligy-proofpoint-email-security) · [PowerDMARC alternatives](https://cybersectools.com/alternatives/powerdmarc) · [Red Sift OnDMARC alternatives](https://cybersectools.com/alternatives/red-sift-ondmarc) · [Bitdefender GravityZone Security for Exchange alternatives](https://cybersectools.com/alternatives/bitdefender-gravityzone-security-for-exchange) · [MX Layer Outbound Email Filtering alternatives](https://cybersectools.com/alternatives/mx-layer-outbound-email-filtering) · [INKY DMARC Monitoring alternatives](https://cybersectools.com/alternatives/inky-dmarc-monitoring) · [dmarcian DMARC Management Platform alternatives](https://cybersectools.com/alternatives/dmarcian-dmarc-management-platform) · [Ironscales DMARC Management alternatives](https://cybersectools.com/alternatives/ironscales-dmarc-management) · [Valimail Enforce alternatives](https://cybersectools.com/alternatives/valimail-enforce)

## Other GLIMPS products

[GLIMPS Fortress alternatives](https://cybersectools.com/alternatives/glimps-fortress) · [GLIMPS Malware alternatives](https://cybersectools.com/alternatives/glimps-malware) · [GLIMPS Malware Detect alternatives](https://cybersectools.com/alternatives/glimps-malware-detect) · [GLIMPS Malware Expert alternatives](https://cybersectools.com/alternatives/glimps-malware-expert) · [GLIMPS Malware for SharePoint OneDrive alternatives](https://cybersectools.com/alternatives/glimps-malware-for-sharepoint-onedrive)

## Compare GLIMPS Email Security for M365 with

- [GLIMPS Email Security for M365 vs Fortra Email Security & Anti-Phishing](https://cybersectools.com/compare/fortra-email-security-and-anti-phishing-vs-glimps-email-security-for-m365)
- [GLIMPS Email Security for M365 vs OPSWAT MetaDefender Email Security](https://cybersectools.com/compare/glimps-email-security-for-m365-vs-opswat-metadefender-email-security)
- [GLIMPS Email Security for M365 vs ID Agent Graphus](https://cybersectools.com/compare/glimps-email-security-for-m365-vs-id-agent-graphus)
- [GLIMPS Email Security for M365 vs Infonaligy Proofpoint Email Security](https://cybersectools.com/compare/glimps-email-security-for-m365-vs-infonaligy-proofpoint-email-security)
- [GLIMPS Email Security for M365 vs PowerDMARC](https://cybersectools.com/compare/glimps-email-security-for-m365-vs-powerdmarc)
- [GLIMPS Email Security for M365 vs Red Sift OnDMARC](https://cybersectools.com/compare/glimps-email-security-for-m365-vs-red-sift-ondmarc)
- [GLIMPS Email Security for M365 vs Bitdefender GravityZone Security for Exchange](https://cybersectools.com/compare/bitdefender-gravityzone-security-for-exchange-vs-glimps-email-security-for-m365)
- [GLIMPS Email Security for M365 vs MX Layer Outbound Email Filtering](https://cybersectools.com/compare/glimps-email-security-for-m365-vs-mx-layer-outbound-email-filtering)

## GLIMPS Email Security for M365 Alternatives FAQ

### What are the closest alternatives to GLIMPS Email Security for M365?

The closest matches to GLIMPS Email Security for M365 by shared tags and NIST CSF 2.0 coverage are Fortra Email Security & Anti-Phishing, OPSWAT MetaDefender Email Security, ID Agent Graphus, Infonaligy Proofpoint Email Security, and PowerDMARC. All of them are Email Security Platforms products.

### How many alternatives to GLIMPS Email Security for M365 are available?

This page shows 40 alternatives to GLIMPS Email Security for M365, all in the Email Security Platforms category. Each one is matched on shared tags and NIST CSF 2.0 areas, and the closest matches rank first.

### Is GLIMPS Email Security for M365 free or commercial?

GLIMPS Email Security for M365 is a commercial Email Security Platforms product. It needs a paid license or subscription. Only commercial alternatives are listed here. Free and open source products are under /free.

### What type of solution is GLIMPS Email Security for M365?

GLIMPS Email Security for M365 is a Email Security Platforms product in the Email & Messaging Security category. You can compare it with the 40 other Email Security Platforms products on this page.

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Source: https://cybersectools.com/alternatives/glimps-email-security-for-m365

For AI agents: every CybersecTools shortlist is listed at https://cybersectools.com/shortlists.md, and any product or compare page has a Markdown copy too (add .md to its URL).

More on GLIMPS Email Security for M365 and its alternatives: funding, momentum, hiring and news, plus the full product and company record, are available through the Mandos MCP Server (paid plans), which connects to AI assistants: https://mandos.io/mcp?utm_source=cybersectools.com&utm_medium=alternatives-md