What features do Altospam Mailsafe vs ATG Managed Email Security offer?

**Altospam Mailsafe** differentiates with AI-powered behavioral analysis of emails, Heuristic analysis using regular expressions, Real-time blackhole list (RBL/DNSBL) checking. **ATG Managed Email Security** differentiates with Antivirus Protection (100% SLA), Anti-Spam filtering — inbound and outbound (99%+ SLA), Anti-Phishing.

Who makes Altospam Mailsafe vs ATG Managed Email Security?

**Altospam Mailsafe** is developed by Altospam. **ATG Managed Email Security** is developed by Advanced Technology Group. Vendor maturity, funding stage, and team size can be important factors when evaluating long-term viability and support quality.

Is Altospam Mailsafe a good alternative to ATG Managed Email Security?

Altospam Mailsafe and ATG Managed Email Security serve similar Email Security Platforms use cases: both are Email Security Platforms tools, both cover Spam Prevention. Review the feature comparison above to determine which fits your requirements.

Altospam Mailsafe vs ATG Managed Email Security (2026) | Compare Email Security Platforms Tools

Q: What is the difference between Altospam Mailsafe vs ATG Managed Email Security?

**Altospam Mailsafe**: Cloud-based anti-spam solution filtering inbound email threats. built by Altospam. headquartered in France. Core capabilities include AI-powered behavioral analysis of emails, Heuristic analysis using regular expressions, Real-time blackhole list (RBL/DNSBL) checking.. **ATG Managed Email Security**: Managed cloud email security service with anti-spam, anti-phishing, and DLP. built by Advanced Technology Group. headquartered in United States. Core capabilities include Antivirus Protection (100% SLA), Anti-Spam filtering — inbound and outbound (99%+ SLA), Anti-Phishing.. Both serve the Email Security Platforms market but differ in approach, feature depth, and target audience.

Altospam Mailsafe

Cloud-based anti-spam solution filtering inbound email threats

Email Security Platforms

Commercial

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ATG Managed Email Security

Managed cloud email security service with anti-spam, anti-phishing, and DLP.

Email Security Platforms

Commercial

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Side-by-Side Comparison

Feature

Altospam Mailsafe

ATG Managed Email Security

Pricing Model

Commercial

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Core Features

AI-powered behavioral analysis of emails
Heuristic analysis using regular expressions
Real-time blackhole list (RBL/DNSBL) checking
Bayesian filtering with statistical analysis
SPF and DKIM authentication verification
HTML and PDF code analysis for malicious content
URL analysis and suspicious link detection
Greylisting for temporary message rejection

Antivirus Protection (100% SLA)
Anti-Spam filtering — inbound and outbound (99%+ SLA)
Anti-Phishing
Malware Prevention
Sandboxing
Targeted Threat Protection with email reputation verification and spear phishing defense
Encrypted Mail and TLS Support
Data Loss Prevention (DLP)

Integrations

No integrations listed

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XCP-ng

CentOS

Barracuda

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Altospam Mailsafe vs ATG Managed Email Security: 2026 Comparison

Altospam Mailsafe

ATG Managed Email Security

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NIST CSF 2.0 Mapping

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