Atom Messenger vs FaradayWire Messenger

Atom is the integrated messaging solution for organizations or individuals that require maximum security. The combination of Atom's proven security architecture and absolute data ownership create an independent chat environment that is unmatched in terms of confidentiality. PRIVACY AND ANONYMITY Atom is designed to generate the least amount of metadata possible without keeping conversations inside the phone. Each user is anonymous and registration takes place only through direct invitation from the administrator of the single node. SECURE ENCRYPTION Atom performs full end-to-end encryption of all communications exchanged. Only the intended recipient, and No one else, will be able to read your messages. Encryption keys are generated and securely stored on user devices to prevent copying or backdoor access. FULL FEATURED Atom is not only a messenger for encrypted and confidential communications: it is also a versatile and feature-rich tool. • Make voice calls • Compose texts and send voice messages • Send any type of file (pdf animated gif, mp3, doc, zip, etc...) • Create group chats, add and remove members at any time • Profile security settings for cancellation due to inactivity or for managing the self-preservation of communications • Settings to define messages that self-destruct on reading or timed • Verify a contact's identity by scanning their personal QR code • Use Atom as an anonymous instant messaging tool SELF HOSTED SERVERS Atom messenger has a decentralized infrastructure where individual servers are isolated from each other. The application allows you to connect to multiple nodes that you can access by invitation or as an administrator (who purchases and manages an instance of the platform) FULL ANONYMITY Each Atom user receives a random ATOM ID that identifies him. No phone number or email address is required to use Atom. This exclusive feature allows you to use Atom completely anonymously: you don't need to give private information and you don't need to open an account. NO ADVERTISING, NO TRACKER Atom is not funded by advertising and does not collect user data. ASSISTANCE/CONTACTS If you have any questions or problems, check out our website: https://atomapp.cloud

FaradayWire is a secure messaging app created from the ground up to protect your privacy. By combining modern encryption with hardware-backed security, it’s designed to put you in control of your conversations. Every message is end-to-end encrypted using AES-256-GCM with a unique per-message key. That key is securely encrypted using modern public-key cryptography—either elliptic-curve encryption or RSA—so only you and your intended recipient can read the message. Unlike traditional messaging apps, FaradayWire integrates with YubiKey hardware security keys, ensuring your private keys stay off the cloud and off your phone. For users without a YubiKey, FaradayWire also supports generating and storing private keys securely on the device. --- Hardware Requirements (if using a YubiKey) - Works out-of-the-box with any YubiKey 5 Series (e.g., 5C NFC, 5 NFC, 5C, 5Ci). - iPhone compatibility: NFC and USB-C connections are supported on compatible devices; Lightning requires a YubiKey 5Ci. Using a New vs. Used YubiKey - New key: Plug in or tap to set up—no extra steps. - Used key: If the key is already used by another app’s PIV Key Management slot (9d), you’ll be asked to create a fresh key for FaradayWire. This replaces any existing 9d key on that YubiKey. If you need to keep the old one, use a different slot/key. Technical Details - FaradayWire uses the YubiKey PIV applet, generating an RSA-2048 key in slot 9d for message decryption. - When decrypting on iPhone without a YubiKey, FaradayWire uses elliptic-curve keys and ECIES-based encryption to protect message keys. - Current version supports the default PIV PIN; custom PINs will be supported soon. - Ports: USB-C (iPhone 15+), Lightning via 5Ci, and NFC where available. Features - True end-to-end encryption — Messages and photos are encrypted before they leave your device and only the recipient can decrypt them. - YubiKey integration — Hardware-backed key management keeps private keys off the cloud and off your device. - Option to use secure local device private key storage if not using a YubiKey. - Physical message decryption — Decrypt messages directly with your YubiKey. - Message Re-Encryption — Messages are re-encrypted after returning to the main conversations page. - Simple, immersive experience — A sleek, Matrix-inspired interface that stays intuitive. - Privacy by design — No ads, no data mining, no unnecessary tracking. - Fast & reliable — Built on modern infrastructure for seamless delivery and sync. FaradayWire is inspired by Michael Faraday’s work in shielding against unwanted interference. Like a Faraday cage blocks outside signals, FaradayWire helps shield your conversations from prying eyes. Take back control of your digital privacy. Start messaging securely with FaradayWire.