# ESET Cloud Office Security alternatives and competitors (2026)

The closest ESET Cloud Office Security alternatives are [Fortra Email Security & Anti-Phishing](https://cybersectools.com/tools/fortra-email-security-and-anti-phishing), [Iberlayer Email Guardian](https://cybersectools.com/tools/iberlayer-email-guardian) and [Cybersentriq MX Email Threat Protection](https://cybersectools.com/tools/cybersentriq-mx-email-threat-protection). Picking an ESET Cloud Office Security 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.

Closest 48 alternatives shown. Closest matches: Fortra Email Security & Anti-Phishing, Iberlayer Email Guardian, Cybersentriq MX Email Threat Protection.

## The product

[ESET Cloud Office Security](https://cybersectools.com/tools/eset-cloud-office-security) by ESET

Cloud email security for Microsoft 365 and Google Workspace applications

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.

## ESET Cloud Office Security alternatives and competitors

ESET Cloud Office Security is a commercial [Email Security Platforms](https://cybersectools.com/categories/email-security-platforms) solution made by ESET. 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), [Iberlayer Email Guardian](https://cybersectools.com/tools/iberlayer-email-guardian), [Cybersentriq MX Email Threat Protection](https://cybersectools.com/tools/cybersentriq-mx-email-threat-protection), [Cloudflare Cloud Email Security](https://cybersectools.com/tools/cloudflare-cloud-email-security), and [Cellopoint Cloud Email Security Solution](https://cybersectools.com/tools/cellopoint-cloud-email-security-solution). All 48 alternatives on this page are ranked the same way.

## The closest ESET Cloud Office Security alternatives

These 8 solutions overlap most with ESET Cloud Office Security. 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) · [ESET Cloud Office Security vs Fortra Email Security & Anti-Phishing](https://cybersectools.com/compare/eset-cloud-office-security-vs-fortra-email-security-and-anti-phishing)

### 2. [Iberlayer Email Guardian](https://cybersectools.com/tools/iberlayer-email-guardian)

Cloud-based email security service that blocks spam, phishing, malware, and fraud attacks

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

Key features: 10 listed. See them on the [Iberlayer Email Guardian page](https://cybersectools.com/tools/iberlayer-email-guardian#features).

Shares 4 capabilities with ESET Cloud Office Security: Cloud Native, Sandbox, Ransomware Prevention, Spam Prevention

[Iberlayer Email Guardian alternatives](https://cybersectools.com/alternatives/iberlayer-email-guardian) · [ESET Cloud Office Security vs Iberlayer Email Guardian](https://cybersectools.com/compare/eset-cloud-office-security-vs-iberlayer-email-guardian)

### 3. [Cybersentriq MX Email Threat Protection](https://cybersectools.com/tools/cybersentriq-mx-email-threat-protection)

MX-based email security platform using AI to block spam, phishing & malware

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

Key features: 10 listed. See them on the [Cybersentriq MX Email Threat Protection page](https://cybersectools.com/tools/cybersentriq-mx-email-threat-protection#features).

Shares 3 capabilities with ESET Cloud Office Security: Cloud Native, Ransomware Prevention, Spam Prevention

[Cybersentriq MX Email Threat Protection alternatives](https://cybersectools.com/alternatives/cybersentriq-mx-email-threat-protection) · [ESET Cloud Office Security vs Cybersentriq MX Email Threat Protection](https://cybersectools.com/compare/cybersentriq-mx-email-threat-protection-vs-eset-cloud-office-security)

### 4. [Cloudflare Cloud Email Security](https://cybersectools.com/tools/cloudflare-cloud-email-security)

Cloudflare Cloud Email Security is a cloud-based email protection service that safeguards organizations against phishing, malware, spam, and other email-borne threats through integrated threat detection and prevention capabilities.

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

Key features: 9 listed. See them on the [Cloudflare Cloud Email Security page](https://cybersectools.com/tools/cloudflare-cloud-email-security#features).

[Cloudflare Cloud Email Security alternatives](https://cybersectools.com/alternatives/cloudflare-cloud-email-security) · [ESET Cloud Office Security vs Cloudflare Cloud Email Security](https://cybersectools.com/compare/cloudflare-cloud-email-security-vs-eset-cloud-office-security)

### 5. [Cellopoint Cloud Email Security Solution](https://cybersectools.com/tools/cellopoint-cloud-email-security-solution)

Cloud-based email security platform protecting against phishing, ransomware, BEC

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

Key features: 8 listed. See them on the [Cellopoint Cloud Email Security Solution page](https://cybersectools.com/tools/cellopoint-cloud-email-security-solution#features).

[Cellopoint Cloud Email Security Solution alternatives](https://cybersectools.com/alternatives/cellopoint-cloud-email-security-solution) · [ESET Cloud Office Security vs Cellopoint Cloud Email Security Solution](https://cybersectools.com/compare/cellopoint-cloud-email-security-solution-vs-eset-cloud-office-security)

### 6. [SorbSecurity Cloud Email Security](https://cybersectools.com/tools/sorbsecurity-cloud-email-security)

Cloud-based email security platform protecting against phishing & ransomware

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

Key features: 10 listed. See them on the [SorbSecurity Cloud Email Security page](https://cybersectools.com/tools/sorbsecurity-cloud-email-security#features).

[SorbSecurity Cloud Email Security alternatives](https://cybersectools.com/alternatives/sorbsecurity-cloud-email-security) · [ESET Cloud Office Security vs SorbSecurity Cloud Email Security](https://cybersectools.com/compare/eset-cloud-office-security-vs-sorbsecurity-cloud-email-security)

### 7. [MX Layer Email Security](https://cybersectools.com/tools/mx-layer-email-security)

Cloud-based email security platform with AI-powered threat detection

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

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

[MX Layer Email Security alternatives](https://cybersectools.com/alternatives/mx-layer-email-security) · [ESET Cloud Office Security vs MX Layer Email Security](https://cybersectools.com/compare/eset-cloud-office-security-vs-mx-layer-email-security)

### 8. [Bitdefender GravityZone Extended Email Security](https://cybersectools.com/tools/bitdefender-gravityzone-extended-email-security)

Cloud-native email security platform with SEG and API-based protection

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

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

[Bitdefender GravityZone Extended Email Security alternatives](https://cybersectools.com/alternatives/bitdefender-gravityzone-extended-email-security) · [ESET Cloud Office Security vs Bitdefender GravityZone Extended Email Security](https://cybersectools.com/compare/bitdefender-gravityzone-extended-email-security-vs-eset-cloud-office-security)

## The closest 48 products like ESET Cloud Office Security

The 8 above, plus:

- [OPSWAT MetaDefender Email Security](https://cybersectools.com/tools/opswat-metadefender-email-security): Email security platform protecting against phishing, malware, and exploits (Commercial)
- [Mesh 365](https://cybersectools.com/tools/mesh-365): API-based email security platform for Microsoft 365 environments (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)
- [SpamExperts Incoming Email Filtering](https://cybersectools.com/tools/spamexperts-incoming-email-filtering): Email filtering service protecting against spam, viruses, and phishing. (Commercial)
- [ID Agent Graphus](https://cybersectools.com/tools/id-agent-graphus): AI-powered anti-phishing platform for Microsoft 365 & Google Workspace. (Commercial)
- [SpamTitan](https://cybersectools.com/tools/spamtitan): Cloud-based anti-spam and antivirus email filtering with AI threat detection. (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)
- [NoSpamProxy Protection](https://cybersectools.com/tools/nospamproxy-protection): Email gateway that blocks spam, phishing and malware before inbox delivery, made (Commercial)
- [TitanHQ SpamTitan](https://cybersectools.com/tools/titanhq-spamtitan): Email security platform blocking spam, phishing, malware, and viruses (Commercial)
- [Mailinblack U-Cyber 360°](https://cybersectools.com/tools/mailinblack-u-cyber-360): Comprehensive email security & human risk mgmt platform with AI-powered protection (Commercial)
- [Cybonet Mail Secure](https://cybersectools.com/tools/cybonet-mail-secure): Email security gateway with anti-spam, AV, sandboxing, and DLP. (Commercial)
- [Halon](https://cybersectools.com/tools/halon): Composable email infrastructure platform with threat detection and AI ops. (Commercial)
- [MailGuard Email Security](https://cybersectools.com/tools/mailguard-email-security): Cloud-based email filtering blocking phishing, malware, spam & BEC attacks. (Commercial)
- [MailGuard](https://cybersectools.com/tools/mailguard): Cloud-based managed email filtering against phishing, ransomware & BEC. (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)
- [Hornetsecurity](https://cybersectools.com/tools/hornetsecurity): Cloud security platform for M365 covering email, backup, and awareness. (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)
- [INKY Behavioral Email Security Platform](https://cybersectools.com/tools/inky-behavioral-email-security-platform): Behavioral email security platform protecting inbound, outbound, and internal mail (Commercial)
- [Mimecast Advanced Email Security](https://cybersectools.com/tools/mimecast-advanced-email-security): Email security platform protecting M365 & Google Workspace from threats (Commercial)
- [Trustifi AI Powered Email Security](https://cybersectools.com/tools/trustifi-ai-powered-email-security): AI-powered email security platform for threat detection and compliance (Commercial)
- [Trend Micro Trend Vision One™](https://cybersectools.com/tools/trend-micro-trend-vision-onetm): AI-powered email and collaboration security platform for threat detection (Commercial)
- [AnubisNetworks Email Security](https://cybersectools.com/tools/anubisnetworks-email-security): Email security platform protecting against fraud, malware, and spam threats (Commercial)
- [Bitdefender GravityZone Security for Exchange](https://cybersectools.com/tools/bitdefender-gravityzone-security-for-exchange): Email security for Microsoft Exchange servers with antispam and antimalware. (Commercial)
- [Broadcom Symantec Email Security](https://cybersectools.com/tools/broadcom-symantec-email-security): Enterprise email security platform for cloud and on-premise deployments (Commercial)
- [TitanHQ Cybersecurity Bundles](https://cybersectools.com/tools/titanhq-cybersecurity-bundles): Bundled cybersecurity solutions for MSPs and end users with email protection (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)
- [TitanHQ Security Bundles](https://cybersectools.com/tools/titanhq-security-bundles): Tiered cybersecurity bundles combining email, DNS, backup & SAT. (Commercial)
- [Upfort](https://cybersectools.com/tools/upfort): Unified AI-powered cybersecurity & cyber insurance platform for SMBs. (Commercial)
- [Microsoft Defender for Office 365](https://cybersectools.com/tools/microsoft-defender-for-office-365): Email and collaboration security for Microsoft 365 environments (Commercial)
- [GreatHorn Email Security](https://cybersectools.com/tools/greathorn-email-security): Cloud-native email security platform for phishing detection and response (Commercial)
- [MDaemon Technologies SecurityGateway](https://cybersectools.com/tools/mdaemon-technologies-securitygateway): Email security gateway protecting against spam, phishing, viruses & data leaks (Commercial)
- [Mesh Gateway](https://cybersectools.com/tools/mesh-email-security): Email security gateway protecting against phishing, BEC, and email-borne threats (Commercial)
- [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 (Commercial)
- [Trustifi Inbound Shield](https://cybersectools.com/tools/trustifi-inbound-shield): AI-powered inbound email security platform for phishing & malware detection (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)
- [SpamExperts Email Security](https://cybersectools.com/tools/spamexperts-email-security): Email security platform filtering spam, phishing, and malware threats (Commercial)
- [Vircom Email Security](https://cybersectools.com/tools/vircom-email-security): Email security platform enhanced with multi-tenant mgmt & automation tools (Commercial)
- [Group-IB Business Email Protection](https://cybersectools.com/tools/group-ib-business-email-protection): Email security platform protecting against phishing, malware, and BEC attacks (Commercial)
- [SmarterTools SmarterMail](https://cybersectools.com/tools/smartertools-smartermail): Email server with antispam, antivirus, and security features for Linux/Windows (Commercial)

## Alternatives to each of these

[Fortra Email Security & Anti-Phishing alternatives](https://cybersectools.com/alternatives/fortra-email-security-and-anti-phishing) · [Iberlayer Email Guardian alternatives](https://cybersectools.com/alternatives/iberlayer-email-guardian) · [Cybersentriq MX Email Threat Protection alternatives](https://cybersectools.com/alternatives/cybersentriq-mx-email-threat-protection) · [Cloudflare Cloud Email Security alternatives](https://cybersectools.com/alternatives/cloudflare-cloud-email-security) · [Cellopoint Cloud Email Security Solution alternatives](https://cybersectools.com/alternatives/cellopoint-cloud-email-security-solution) · [SorbSecurity Cloud Email Security alternatives](https://cybersectools.com/alternatives/sorbsecurity-cloud-email-security) · [MX Layer Email Security alternatives](https://cybersectools.com/alternatives/mx-layer-email-security) · [Bitdefender GravityZone Extended Email Security alternatives](https://cybersectools.com/alternatives/bitdefender-gravityzone-extended-email-security) · [OPSWAT MetaDefender Email Security alternatives](https://cybersectools.com/alternatives/opswat-metadefender-email-security) · [Mesh 365 alternatives](https://cybersectools.com/alternatives/mesh-365) · [KnowBe4 Cloud Email Security alternatives](https://cybersectools.com/alternatives/knowbe4-cloud-email-security) · [ConnectWise Email Security alternatives](https://cybersectools.com/alternatives/connectwise-email-security)

## Other ESET products

[ESET AI Skills Checker alternatives](https://cybersectools.com/alternatives/eset-ai-skills-checker) · [ESET Cybersecurity Awareness Training alternatives](https://cybersectools.com/alternatives/eset-cybersecurity-awareness-training) · [ESET Full Disk Encryption alternatives](https://cybersectools.com/alternatives/eset-full-disk-encryption) · [ESET Mail Security alternatives](https://cybersectools.com/alternatives/eset-mail-security) · [ESET Mobile Threat Defense alternatives](https://cybersectools.com/alternatives/eset-mobile-threat-defense) · [ESET PROTECT alternatives](https://cybersectools.com/alternatives/eset-business-security) · [ESET PROTECT MDR Ultimate alternatives](https://cybersectools.com/alternatives/eset-protect-mdr-ultimate) · [ESET Secure Authentication alternatives](https://cybersectools.com/alternatives/eset-secure-authentication)

## Compare ESET Cloud Office Security with

- [ESET Cloud Office Security vs Fortra Email Security & Anti-Phishing](https://cybersectools.com/compare/eset-cloud-office-security-vs-fortra-email-security-and-anti-phishing)
- [ESET Cloud Office Security vs Iberlayer Email Guardian](https://cybersectools.com/compare/eset-cloud-office-security-vs-iberlayer-email-guardian)
- [ESET Cloud Office Security vs Cybersentriq MX Email Threat Protection](https://cybersectools.com/compare/cybersentriq-mx-email-threat-protection-vs-eset-cloud-office-security)
- [ESET Cloud Office Security vs Cloudflare Cloud Email Security](https://cybersectools.com/compare/cloudflare-cloud-email-security-vs-eset-cloud-office-security)
- [ESET Cloud Office Security vs Cellopoint Cloud Email Security Solution](https://cybersectools.com/compare/cellopoint-cloud-email-security-solution-vs-eset-cloud-office-security)
- [ESET Cloud Office Security vs SorbSecurity Cloud Email Security](https://cybersectools.com/compare/eset-cloud-office-security-vs-sorbsecurity-cloud-email-security)
- [ESET Cloud Office Security vs MX Layer Email Security](https://cybersectools.com/compare/eset-cloud-office-security-vs-mx-layer-email-security)
- [ESET Cloud Office Security vs Bitdefender GravityZone Extended Email Security](https://cybersectools.com/compare/bitdefender-gravityzone-extended-email-security-vs-eset-cloud-office-security)

## ESET Cloud Office Security Alternatives FAQ

### What are the closest alternatives to ESET Cloud Office Security?

The closest matches to ESET Cloud Office Security by shared tags and NIST CSF 2.0 coverage are Fortra Email Security & Anti-Phishing, Iberlayer Email Guardian, Cybersentriq MX Email Threat Protection, Cloudflare Cloud Email Security, and Cellopoint Cloud Email Security Solution. All of them are Email Security Platforms products.

### How many alternatives to ESET Cloud Office Security are available?

This page shows 48 alternatives to ESET Cloud Office Security, 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 ESET Cloud Office Security free or commercial?

ESET Cloud Office Security 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 ESET Cloud Office Security?

ESET Cloud Office Security is a Email Security Platforms product in the Email & Messaging Security category. You can compare it with the 48 other Email Security Platforms products on this page.

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Source: https://cybersectools.com/alternatives/eset-cloud-office-security

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).

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