jami.net
Distributed communication app for encrypted calls, messages, video, and file sharing.
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rocket.chat
Open source team chat platform for messaging, collaboration, and self-hosted communication.
briarproject.org
Communicate with an Android messaging app designed for resilient private communication.
element.io
Matrix-based secure messaging app for encrypted team chats, rooms, and federation.
news.bloomberglaw.com
Bloomberg Industry Group accepts confidential news tips through SecureDrop, described as a secure communication platform designed to protect anonymity. Bloomberg Industry Group controls the server, which stores submitted information in encrypted form. The page advises against using home, office or employer networks and devices, recommending public wifi and devices the source controls. Signal and postal mail are listed as alternative methods.
brave.com
Brave Browser is a free, fast, private and secure web browser available for PC, Mac and mobile devices. It blocks ads, tracking software and other intrusive content to improve browsing speed, save data and extend battery life. The browser includes features such as an adblocking Shields tool, VPN, privacy protections, premium services, AI-powered private search and Brave Origin Browser AI.
nytimes.com
The New York Times offers ways to share materials with its journalists confidentially, including a submission form, Signal, postal mail and SecureDrop. The page describes what makes a good tip and notes that no communication system is completely secure.
protonvpn.com
Proton VPN is a privacy-focused virtual private network service offered by Proton. It provides fast, secure connections across servers in more than 140 countries, with free and premium Plus plan options. The service operates on a no-logs, no-ads policy, is open-source and independently audited, and supports streaming, device compatibility across desktop, mobile, smart TV, and browser platforms. It also includes tools such as a public IP scanner and censorship simulator.
getsession.org
Encrypted messenger built on decentralized routing for private chats without phone numbers.
signal.org
Signal is a messaging application focused on privacy. Its source page describes end-to-end encryption via the open source Signal Protocol, and support for text, voice messages, photos, videos, GIFs, files, voice and video calls and group chats. It is described as free, with no ads or trackers, and as an independent nonprofit.
telegram.org
Telegram is described as a cloud-based mobile and desktop messaging app with a focus on security and speed. It offers apps for iPhone/iPad, Android, PC/Mac/Linux and macOS, and states that messages are heavily encrypted and can self-destruct.
adguard-vpn.com
VPN service from AdGuard for encrypted browsing and privacy-focused network access.
a2a-protocol.org
Agent2Agent (A2A) Protocol is an open standard that enables secure communication, collaboration, and joint problem-solving between different AI agents. The linked page hosts the official specification documentation for the protocol, covering core operations and enterprise features.
bloomberg.com
Bloomberg News accepts confidential news tips through email, Signal, postal mail and SecureDrop. A Signal number is provided for encrypted end-to-end communication, and postal mail can be sent from a public mailbox without a return address. The page advises that email is not encrypted and recommends Tor Browser for whistleblowing-related activity.
talk.brave.com
Browser-based video meeting service from Brave focused on private calls and meetings.
privacyguides.org
Privacy Guides page comparing browsers, hardening options, and safer browsing setups.
freedom.press
A collection of guides from the Freedom of the Press Foundation on source protection for journalists working on sensitive subjects. The guides cover creating processes to keep journalists and sources safe, addressing the first contact problem, Signal setup, security considerations for confidential tip pages, working with whistleblowers, address book risks, and sharing sensitive leaks with the press.
gnupg.org
GnuPG is a free implementation of the OpenPGP standard, allowing users to encrypt and sign data and communications. It includes a key management system, access modules for public key directories, and support for S/MIME and Secure Shell. It is a command line tool with frontend applications and libraries available, and it can be freely used, modified and distributed under the GNU General Public License.
vpn.net
LogMeIn Hamachi is a hosted VPN service that extends secure LAN-like network connectivity to distributed teams and mobile users over the web. It supports gateway, hub-and-spoke and mesh virtual networking, web-based management, centralized software deployment and AES 256-bit encrypted communications. Hamachi is free for up to 5 computers in a network.
hide.me
VPN service for encrypted browsing, IP masking, and private internet access.
geti2p.net
Anonymous network software for private peer-to-peer services and hidden web applications.
meet.jit.si
Open video meeting platform for browser-based calls, conferences, and screen sharing.
matrix.org
A directory of clients for the Matrix open protocol for secure decentralised communications. It lists featured and other clients and notes that clients are needed to chat using Matrix, with a selection of the most mature ones. Entries cover platforms and features such as end-to-end encryption, spaces, threads and voice and video calls.
nekogram.app
Alternative Telegram client with extra interface features and messaging customization options.