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Welcome to blockmsg

blockmsg is the first fully homomorphic encrypted (FHE) messaging platform built on blockchain. Your messages are encrypted end-to-end, and not even our servers can read them.

Messaging Platforms Compared

FeatureWeb2 (WhatsApp, Telegram)Standard Web3blockmsg (FHE)
Message Privacy❌ Company can read❌ Everyone can read on-chain✅ Only sender & recipient
EncryptionServer-side (breakable)None (plaintext)Fully Homomorphic (unbreakable)
Data StorageCentralized serversDecentralized but publicDecentralized & encrypted
CensorshipPlatform can ban youPermissionlessPermissionless
Self-DestructServer-dependentNot possible✅ On-chain guaranteed
Government Access✅ Backdoors possible✅ Public chain explorer❌ Cryptographically impossible
Standard Web3 messaging stores messages on-chain but in plaintext - anyone with a block explorer can read them. blockmsg encrypts everything using FHE, making it truly private.

Key Features

🔐 FHE Encryption

Messages are encrypted in your browser using Fully Homomorphic Encryption before being stored on-chain

💥 Self-Destruct

Set messages to auto-delete after a set time - guaranteed by smart contract

👛 Wallet Identity

No phone numbers or emails - just connect your wallet and start messaging

🛡️ Zero Access

We have no servers, no database, no access to your messages

Getting Support