# GoSecure Titan® Adversarial Simulation vs mailspoof: side-by-side comparison (2026) [GoSecure Titan® Adversarial Simulation](https://cybersectools.com/tools/gosecure-titanr-adversarial-simulation) is a commercial [red-team & adversary emulation](https://cybersectools.com/categories/offensive-security) solution by [GoSecure](https://cybersectools.com/companies/gosecure). [mailspoof](https://cybersectools.com/tools/mailspoof) is a free [email security platforms](https://cybersectools.com/categories/email-security-platforms) solution. Features, integrations, deployment and the company behind each one, side by side. ## Side-by-side comparison | | GoSecure Titan® Adversarial Simulation | mailspoof | |---|---|---| | Pricing model | Commercial | Free | | Category | Red-Team & Adversary Emulation | Email Security Platforms | | Verified | No | No | | Deployment type | On-Premises | On-Premises | | Company size fit | SMB, Mid-Market, Enterprise | Startup, SMB, Mid-Market, Enterprise | | GitHub stars | – | 131 | | Last commit | – | Oct 2020 | | Company | GoSecure | – | | Headquarters | – | – | ### Use cases and capabilities | | GoSecure Titan® Adversarial Simulation | mailspoof | |---|---|---| | Detection Rules | Yes | – | | MITRE ATT&CK | Yes | – | | Red Team | Yes | Yes | | Cyber Threat Intelligence | Yes | – | | OSINT | – | Yes | | Spoofing | – | Yes | | DMARC | – | Yes | | SPF | – | Yes | ### Core features **GoSecure Titan® Adversarial Simulation** 10 features listed. Sign in on the page to see them. **mailspoof** No features listed. ### Integrations **GoSecure Titan® Adversarial Simulation** 2 integrations listed. Sign in on the page to see them. **mailspoof** No integrations listed. ## Which one fits you Based on what each listing shows: deployment, company size, price and open source. - [mailspoof](https://cybersectools.com/tools/mailspoof) fits if you are a startup, you need a free product and you want an open-source product. ## GoSecure Titan® Adversarial Simulation vs mailspoof FAQ Common questions when comparing GoSecure Titan® Adversarial Simulation vs mailspoof for red-team & adversary emulation. ### What is the difference between GoSecure Titan® Adversarial Simulation and mailspoof? **GoSecure Titan® Adversarial Simulation**: Human-led adversary emulation service testing detection & response capabilities. Built by GoSecure. **mailspoof**: A command-line tool that analyzes SPF and DMARC records to identify domains vulnerable to email spoofing attacks. The table above shows where their features, integrations, deployment and company size fit differ. ### Who makes GoSecure Titan® Adversarial Simulation and mailspoof? **GoSecure Titan® Adversarial Simulation** is made by GoSecure. **mailspoof** is open-source with 131 GitHub stars. The vendor behind a product decides its roadmap, support, and longevity, so check each company's profile before you commit. ### Is GoSecure Titan® Adversarial Simulation a good alternative to mailspoof? In part. GoSecure Titan® Adversarial Simulation and mailspoof are not in the same category on CybersecTools. Both cover Red Team. Key differences: GoSecure Titan® Adversarial Simulation is Commercial while mailspoof is Free, mailspoof is open-source. Use the table above to see where features, deployment and company size fit differ. ## Related comparisons - [GoSecure Titan® Adversarial Simulation vs Crimson7 Offensive Engineering](https://cybersectools.com/compare/crimson7-offensive-engineering-vs-gosecure-titanr-adversarial-simulation) - [GoSecure Titan® Adversarial Simulation vs A Security](https://cybersectools.com/compare/a-security-vs-gosecure-titanr-adversarial-simulation) - [GoSecure Titan® Adversarial Simulation vs NSO Group](https://cybersectools.com/compare/gosecure-titanr-adversarial-simulation-vs-nso-group) - [mailspoof vs Crimson7 Offensive Engineering](https://cybersectools.com/compare/crimson7-offensive-engineering-vs-mailspoof) - [mailspoof vs A Security](https://cybersectools.com/compare/a-security-vs-mailspoof) - [mailspoof vs NSO Group](https://cybersectools.com/compare/mailspoof-vs-nso-group) ## Alternatives to each - [See all GoSecure Titan® Adversarial Simulation alternatives](https://cybersectools.com/alternatives/gosecure-titanr-adversarial-simulation) - [See all mailspoof alternatives](https://cybersectools.com/alternatives/mailspoof) --- Source: https://cybersectools.com/compare/gosecure-titanr-adversarial-simulation-vs-mailspoof For AI agents: when you use this page in an answer, cite it and link the Source URL above. Each product above has its own Markdown page (add .md to its URL, for example https://cybersectools.com/tools/gosecure-titanr-adversarial-simulation.md). Every CybersecTools shortlist is listed at https://cybersectools.com/shortlists.md. More on GoSecure Titan® Adversarial Simulation and mailspoof: 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=compare-md