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The FireDaemon Lozenge changelog documents every update to the post-quantum certificate and hash calculator tool. Version 3.1.3 adds FIPS 204 ML-DSA signature algorithms for self-signed certificates and CSRs, alongside OpenSSL 3.5.2. Earlier releases introduced xxHash checksum support, drag-and-drop file hashing, CSR generation for TLS and code signing, self-signed certificate creation in PFX or key pair formats, and cryptographic hash functions including BLAKE, SHA2, SHA3, a

The FireDaemon Certify One compatibility and support matrix maps each software version to its supported Microsoft Windows operating systems, covering desktop versions from Windows 10 and 11 through to Windows Server 2012, 2016, 2019, 2022, and 2025. Certify One 4.2 is the current supported release and runs exclusively on 64-bit systems. Older operating systems such as Windows XP, Vista, 7, 8, and Server 2008 are listed as end of support and are no longer actively supported.

The FireDaemon Certify One changelog documents every release update to the SSL/TLS certificate monitoring software. The latest version 4.2 introduces quantum-resistant key exchange display, NIST PQC block cipher security level ratings, and Chrome Root Policy Program 1.6 compliance checks. Previous releases added extended key usage verification, Explicit TLS support for FTP, POP3, IMAP and SMTP, historical scan results, DNS query inclusion, CSV import and export, and full mult

This page details FireDaemon Pro pricing for version 6, covering two licensing models. The retail version for home, business, and enterprise users starts at $75.00 per perpetual license, with volume discounts of up to 30% for 76 or more licenses. An optional 12-month Software Assurance and Priority Technical Support Subscription is also available. The OEM version for integrators and developers is priced at $2,500.00 and includes royalty-free redistribution rights.

The FireDaemon Pro Compatibility and Support Matrix maps Microsoft Windows operating system versions to specific FireDaemon Pro and Pro OEM software versions. It covers Pro 4, 5, and 6 across 32-bit and 64-bit configurations, and explains three compatibility statuses: Compatible/Supported, Compatible/Unsupported, and Incompatible/Unsupported. Only Intel or AMD CPUs and hypervisors are supported. ARM is not supported. FireDaemon Pro 6 no longer supports 32-bit systems.

This page provides the full FireDaemon Pro changelog for all released versions, including Pro OEM. Each entry is categorised by new features (N), improvements (I), fixes (F), and security updates (S). The changelog covers versions from 1.9 through to the actively developed 6.x series, with the most recent entry being version 6.4.0 released in March 2026. Older versions including Pro 3, 4, and 5 are marked as end of life or end of development.

This guide covers the complete FireDaemon Pro 3 migration process to version 6. It explains why manual migration is recommended to avoid service interruption and licensing issues. Steps include obtaining a new license key, backing up service definitions, installing version 6 alongside version 3, exporting and importing service definitions, and uninstalling version 3 once services are verified. Some configurations, like service account passwords, must be re-applied manually.

This page outlines the sales, development, support, and availability status of all FireDaemon Pro versions. Versions 1.X through 5.X have ended sales and support, while FireDaemon Pro 6.X remains active for sales, development, and support. The page also covers upgrade options from older versions, licensing details for software assurance subscribers, migration guidance from version 3 to version 6, and advice on including FireDaemon Pro in your regular patch management plan.

FireDaemon Zero 4 is available under two licensing models: a standard license for home, business, and enterprise users, and an OEM license for integrators and developers. Standard licenses are perpetual and priced per machine, starting at $50.00, with volume discounts for 2 or more licenses. Maintenance subscriptions are no longer available. The OEM license is priced at $2,000.00, includes a first-year support subscription, and permits royalty-free redistribution rights.

The FireDaemon Zero compatibility matrix maps Microsoft Windows operating system versions to specific Zero and Zero OEM software versions. It covers Zero 3 and Zero 4 across both 32-bit and 64-bit systems. Zero 4 is the current and final release, while Zero 3 is still supported but no longer maintained. The matrix uses three statuses: Compatible/Supported, Compatible/Unsupported (typically due to the OS reaching end of support or incompatibilities), and Incompatible/Unsupport

The FireDaemon Zero changelog documents the complete version history of Zero and Zero OEM, from the original Session 0 Viewer 1 release in 2015 through to the current Zero 4 series. Each entry lists new features, improvements, bug fixes, and security updates. Zero 4 is the current actively maintained release, Zero 3 is end of development, and Zero 2 is end of life with no support. The changelog uses four markers to categorise changes: N for new, I for improvement, F for fix,

Session 0 is the Windows session in which all services, including those managed by FireDaemon Pro, run. Its GUI components are fully isolated from regular desktop sessions. Microsoft has progressively removed Session 0 capabilities across Windows 10, 11, and recent Server releases, including the Interactive Services Detection Service and keyboard and mouse input. This article covers Session 0 isolation, known limitations and manual configuration steps.

FireDaemon Fusion 8 is available under two licensing models: a standard license for home, business, and enterprise users, and an OEM license for integrators and developers. Standard licenses are perpetual and priced per machine, starting at $45.00, with volume discounts available for 2 or more licenses. An optional 12-month Software Assurance and Priority Technical Support Subscription is also offered. The OEM license, priced at $1,500.00, includes royalty-free redistribution

The FireDaemon Fusion compatibility matrix maps Microsoft Windows operating system versions to specific Fusion and Fusion OEM software versions. It covers Fusion 6, 7, and 8 across both 32-bit and 64-bit systems. Fusion 8 is the current release and no longer supports 32-bit systems. Fusion 6 has reached end of life. The matrix distinguishes three statuses: Compatible/Supported, Compatible/Unsupported (typically due to the OS reaching end of support), and Incompatible/Unsuppor

FireDaemon has released updated OpenSSL installers and binary distributions addressing seven security vulnerabilities disclosed in the April 7, 2026 OpenSSL Security Advisory. All users are strongly encouraged to upgrade immediately.

The FireDaemon Fusion changelog documents the full version history of Fusion and Fusion OEM, spanning releases from the initial beta in 2010 through to the current Fusion 8 series. 8 is the current actively developed release, Fusion 7 is in critical bugfix-only mode, and Fusion 6 has reached end of life. The changelog uses four markers to categorise changes: N for new, I for improvement, F for fix, and S for security.

FireDaemon legacy downloads are available for Fusion, Pro, and Zero products. Fusion 6.6.6 and 7.1.11 have been superseded by Fusion 8, with their final builds still downloadable as trials. FireDaemon Pro 4.6.3 and 5.4.17 have been superseded by Pro 6, with SHA-2 256 checksums provided for each installer. FireDaemon Zero 2.6.4 is end-of-life, and Zero 3.2.6 has been superseded by Zero 4. Licenses for all legacy versions are no longer sold, and OEM variants are no longer avail

FireDaemon Pro 6.4.2 ships with two new features, two improvements, and six bug fixes. Standard non-admin users can now restart services in their own session, a new CLI flag makes it scriptable, and critical fixes land for mapped drives, SCM recovery crashes, and more.

Not all versions of FireDaemon Pro are created equal and if you're still running Pro 4 or Pro 5, the gap is wider than you might think. Pro 6 isn't just an incremental update: it brings a preconditions engine, calendar-based scheduling, full service auditing with SACL visibility, and bulk credential management via CLI. Pro 4 is end of life. Pro 5 support ends April 2026. If you're on Windows Server 2025, Pro 6 is your only option.

We've shipped updates to all three FireDaemon products. Pro 6.3.5 adds Service Auditing, Windows Server 2025 dMSA support, bulk password rotation, 3x faster service definition loading, and a raft of UI and reliability fixes. Fusion 8.1.6 ships with OpenSSL 3.6.1. Zero 4.0.8 gets a toolchain update. All available now with 30-day free trials. Free update to existing customers and customers with software assurance subscriptions.