Information Density: FrostWire – Signal Evidence & AI Readability

Secure Messenger

[H1] Collaborate without Compromise
Messaging, calls, conferencing, and file sharing. Fully end-to-end encrypted, open source, and trusted by governments, critical national infrastructure, and 1,800+ organizations worldwide.

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Trusted by More Than 1,800 Happy Customers

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[H2] Security doesn't have to be painful

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[H4] Always-on end-to-end encryption that's invisible to users

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[H4] Flexible collaboration across teams and external parties

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[H4] Seamless, scalable, communication

Start for Free, Grow with Ease

[H2] Don't miss a beat – while always staying secure
Instant meetings, messaging, sharing, file management and document collaboration
Own your data, collaborate with partners, boost your productivity
Zero-knowledge encryption keeps your data protected, private, and compliant

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For Enterprise

[H2] Stay in control of data protection, privacy, and compliance
SAML-based Single sign-on and SCIM support
Extensive, granular administrative controls
Made for complex organizations

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For Government

[H2] Security, transparency, and digital sovereignty for governments, public authorities, and law enforcement
Total data sovereignty and transparency
Federated environments and ID Shield protection
Comprehensive on-premises deployment support, every step of the way

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Latest articles

[IMG: Secure Collaboration Software for Enterprises: Features, Comparison & Buyer]

Secure Communication

[H3] Secure Collaboration Software for Enterprises: Features, Comparison & Buyer's Guide

Learn how secure collaboration software protects enterprise communications with end-to-end encryption, zero trust security, and sovereign deployment...

Wire

Jun 18, 2026

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Encryption

[H3] Encrypted Video Conferencing for Enterprises

Most video conferencing platforms aren't truly encrypted. Learn what end-to-end encrypted video conferencing means for enterprises and why Wire is...

Wire

Jun 18, 2026

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Open Source

[H3] What Is an Open Source Communication Platform? The Best Solutions Compared

Discover the best open source communication platforms for secure enterprise collaboration, including Wire and Rocket.Chat, Mattermost, Element, and...

Wire

Jun 5, 2026

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[H1] See Wire in action
Discover how Wire enables secure, compliant, and seamless collaboration for your team - without compromising usability or control.

Contact Sales

[H1] See Wire in action

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Talk to our sales team to explore how Wire enables secure, compliant collaboration. Tailored to your security, compliance, and deployment needs.
Messaging, calling, conferencing, and file sharing. Fully end-to-end encrypted, all in one app.
Built on Messaging Layer Security: an open standard, quantum-ready, and open source.
Invisible to users, inaccessible to admins. Not even Wire can read your messages.
Trusted by governments and 1,800+ organizations worldwide. Approved for classified communications, GDPR, and NIS2.

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Submit the form and pick a calendar slot right after:
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[H2] The Wire Secure Communications Promise

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[H4] E2EE Everything
Next-gen End-to-end encrypted (E2EE) makes security invisible and easy for large and complex orgs

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[H4] Productivity without Risks
Enjoy all the features of other collaboration platforms, without the security pitfalls and configured to your needs

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[H4] Open Source Transparency
Don’t just “trust us”, Wire’s source code is available on GitHub, frequently independently audited

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[H4] Zero Trust Architecture
Every piece of data is fully authenticated, authorized, and encrypted before granting access

Wire Use Cases

[H1] Secure Collaboration in Action
Discover how over 1,800 organizations around the world rely on Wire for secure, purpose-driven communication, from confidential collaboration to law enforcement operations, and as a trusted alternative to Microsoft Teams.

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[H2] Public Sector
Government & Defense

Intelligence Agencies

National Security

Parliament

Foreign Ministry

State and Municipal Government

[H2] Public & Private Sector
Emergency response

Out-Of-Band Communications

Natural Disaster Response

Data Breach

Law Enforcement

Firefighters And First Response

[H2] Private Sector
Enterprise & Critical National Infrastructure

Microsoft Teams and Slack alternative

Secure Client Communication

NIS2 Compliance

Secure Supply Chain

External Collaboration

Features

[H1] Boost productivity while keeping data safe
[H4] Wire keeps all your communication end-to-end encrypted, protecting each interaction within its own locked fortress. Only you and your recipients can access the information.

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Messaging

[H2] Secure messaging without the hassle
Create groups, search conversations, use sketches and reactions, share files, send audio/video messages, and more; giving your digital conversations a natural feeling.
Easily connect with your team from anywhere in the world. Set your status so that teammates know when you’re available.
All your messages are protected by our next-gen security protocol, built for efficient large-group communication.

Learn more

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Calling and Conferencing

[H2] The encrypted calling gold standard
Enjoy high-quality audio and video conferencing across web browsers, desktop, and mobile devices. Always end-to-end encrypted, for up to 150 participants.
Packed with all the conferencing essentials you need: send files and messages, share your screen, toggle between external hardware, and more.
For more rowdy conference calls, moderation tools help keep the team focused on what's important.

Wire in action

File Sharing & Document Collaboration

[H2] Built around secure communications
Integrated file management and online document collaboration for Wire Messenger.
Files live inside secure conversations tied to verified group membership.
Improve productivity without compromising security and compliane.

Discover Wire Drive

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Messaging-Layer Security

[H2] Scalable, verified security by design
Enterprise-grade protection: Wire is the only platform fully secured by MLS, co-developed for secure collaboration.
Full-feature MLS coverage: Messages, calls, and files are end-to-end encrypted by default.
Scales with your teams: MLS supports large groups with fast, efficient key exchange.
Post-quantum ready: Built for cryptographic agility to withstand future threats.
Open-source and auditable: Wire’s MLS code is fully transparent and verifiable.

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Federation

[H2] Connect restricted environments
Federation allows separate Wire backends to interact as if they were on the same backend. Manage which backends and users federate, restrict search capabilities, and more. Available for on-premises and cloud environments.
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ID Shield

[H2] Painless device verification
Automatically verify people and devices through ID shield. Identity and device verification is handled through a certificate process, ensuring that users communicate with intended recipients.
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Efficiency & Productivity

[H2] Improve your productivity
Wire is available for up to 8 devices. Use up to 3 different Wire accounts on your device simultaneously — all without logging in and out. Prioritize conversations and manage notifications with our intuitive UI.

Administrator & Operator Shielding

[H2] True messaging privacy
Every piece of information is secured with our state-of-the-art, end-to-end encrypted protocol. No one, not even admins, operators, or Wire can read your messages.

Multi-tenancy

[H2] Secure and isolate your data
Segregate users into multiple, separate teams keeping information isolated, all while using the same infrastructure. Available for both private cloud and on-premises installation.

Wire Cells

[H2] One unified workspace solution
A file management and collaboration platform designed with zero compromises. It combines enterprise-grade security with effortless usability. Secure. Intuitive. All in one workspace.
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SCIM & SSO

[H2] Streamlined User Management
Simplify user management and login through SAML-based SSO and SCIM provisioning, paired with domain registration and role-based access control for a smooth, secure onboarding and login experience.
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Guests and Externals

[H2] Collaborate with guests in seconds
Easily collaborate with externals and guests, both have limited access rights and temporary conversation data. While externals are part of a Wire team, guests can join via web browser without an account.
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Self-deleting Messages

[H2] Control sensitive data visibility
Control how long specific messages are visible by setting timer that make content disappear for both participants . Keep conversations secure while enjoying features like sketches, GIFs, emojis, and reactions, all end-to-end encrypted.
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Frequently Asked Questions

[H3] Which options for external communication does Wire offer?

Most organizations collaborate with external partners, which can be for instance clients or contractors.
Wire offers two options for secure external communication – externals and guests.Learn more

[H3] How do self-deleting messages work?

Self-deleting messages are messages that automatically disappear from conversations when the timer you set for them runs out. You can set a timer for texts, pictures, audio, videos, links, documents, and pings. Self-deleting messages are available in 1:1 and group conversations.
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[H3] How many accounts can I use at once?

You can log in to Wire with up to 3 accounts.
Switch between the different accounts by selecting your profile picture on the left sidebar (macOS, Windows) or in your profile (mobile)

[H3] How can I moderate calls?

As a group admin you can mute other participants in a conference call on your desktop:
1. Choose the participant in the call overview and right click on the participant´s name.
2. Select Mute or Mute everyone else.This change will affect all devices for participants. They always have the option to unmute themselves if they want.

Get started

[H1] See Wire in action
Discover how Wire enables secure, compliant, and seamless collaboration for your team - without compromising usability or control.

Contact Sales