Features, pricing, ratings, and pros & cons — compared head-to-head.
Assac Networks ShieldIT Desktop IP Phone is a commercial secure collaboration & messaging tool by Assac Networks. Mimecast Collaboration Threat Protection is a commercial secure collaboration & messaging tool by Mimecast. Compare features, ratings, integrations, and community reviews side by side to find the best secure collaboration & messaging fit for your security stack.
Based on our analysis of NIST CSF 2.0 coverage, core features, integrations, company size fit, here is our conclusion:
Assac Networks ShieldIT Desktop IP Phone
Mid-market and enterprise security teams handling classified or sensitive communications will value ShieldIT Desktop IP Phone for one reason: true end-to-end encryption at the hardware level, not just the application layer. The solution enforces two-way authentication and creates isolated secure communication groups, mapping directly to PR.AA and PR.PS controls. Skip this if your organization needs PSTN interoperability as a primary feature; the secure bridge approach adds latency and complexity that makes landline integration feel bolted-on rather than native.
Mimecast Collaboration Threat Protection
Organizations with distributed teams relying heavily on Microsoft 365 collaboration tools should start here for malware and phishing defense in Teams, SharePoint, and OneDrive, where most other email security platforms simply don't scan. The 14-day lookback threat scanning combined with continuous file inspection means you catch compromises that slip past initial detection, and the cloud-native deployment means no additional infrastructure to manage. Skip this if your organization needs post-breach recovery workflows or advanced insider threat detection; Mimecast Collaboration Threat Protection is built for early threat identification, not incident response.
Encrypted desktop IP phone solution using Yealink hardware with ShieldIT.
Secures Microsoft Teams, SharePoint & OneDrive from malware and phishing
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Common questions about comparing Assac Networks ShieldIT Desktop IP Phone vs Mimecast Collaboration Threat Protection for your secure collaboration & messaging needs.
Assac Networks ShieldIT Desktop IP Phone: Encrypted desktop IP phone solution using Yealink hardware with ShieldIT. built by Assac Networks. Core capabilities include True end-to-end encrypted voice calls with protection at access and switch levels, Two-way user authentication for verified communication between parties, Unique device extension number (Assac number) for secure network identification..
Mimecast Collaboration Threat Protection: Secures Microsoft Teams, SharePoint & OneDrive from malware and phishing. built by Mimecast. Core capabilities include AI-powered file and URL scanning, Automatic inspection of attachments and URLs, Continuous scanning of recently edited files in SharePoint and OneDrive..
Both serve the Secure Collaboration & Messaging market but differ in approach, feature depth, and target audience.
Assac Networks ShieldIT Desktop IP Phone differentiates with True end-to-end encrypted voice calls with protection at access and switch levels, Two-way user authentication for verified communication between parties, Unique device extension number (Assac number) for secure network identification. Mimecast Collaboration Threat Protection differentiates with AI-powered file and URL scanning, Automatic inspection of attachments and URLs, Continuous scanning of recently edited files in SharePoint and OneDrive.
Assac Networks ShieldIT Desktop IP Phone is developed by Assac Networks. Mimecast Collaboration Threat Protection is developed by Mimecast. Vendor maturity, funding stage, and team size can be important factors when evaluating long-term viability and support quality.
Assac Networks ShieldIT Desktop IP Phone integrates with Yealink Desktop IP Phones, CryptoSwitch. Mimecast Collaboration Threat Protection integrates with Microsoft Teams, Microsoft SharePoint, Microsoft OneDrive, Microsoft 365. Check integration compatibility with your existing security stack before deciding.
Assac Networks ShieldIT Desktop IP Phone and Mimecast Collaboration Threat Protection serve similar Secure Collaboration & Messaging use cases: both are Secure Collaboration & Messaging tools. Review the feature comparison above to determine which fits your requirements.
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