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Code Issues 2 Packages Projects Releases 10 Wiki Activity

feat: Update encryption documentation with mermaid sequence diagram for clarity

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HueByte
2026-02-20 17:19:18 +01:00
parent 2efe54e417
commit 4c850fc3c9
1 changed files with 17 additions and 13 deletions
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docs/articles/encryption.md
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@@ -4,19 +4,23 @@ EchoHub uses application-layer AES-256-GCM encryption to protect message content
## How It Works ## How It Works
```text ```mermaid
TUI Client Server TUI Client sequenceDiagram
│ │ │ participant Sender as TUI Client (Sender)
│ encrypt(plaintext) │ │ participant Server
│ ──── $ENC$v1$... ──────────────► │ │ participant Receiver as TUI Client (Receiver)
│ │ decrypt → validate/sanitize │ participant IRC as IRC Client
│ │ fetch embeds on plaintext │
│ │ encrypt(plaintext) │ Sender->>Sender: encrypt(plaintext)
│ │ ──── $ENC$v1$... ──────────────► │ Sender->>Server: $ENC$v1$... (SignalR)
│ │ │ decrypt → display Server->>Server: decrypt → validate/sanitize
│ │ │ Server->>Server: fetch embeds on plaintext
│ │ (optional) encrypt for DB │ Server->>Server: (optional) encrypt for DB storage
│ │ store to SQLite │ Server->>Server: encrypt(plaintext) with fresh nonce
Server->>Receiver: $ENC$v1$... (SignalR broadcast)
Receiver->>Receiver: decrypt → display
Server->>Server: decrypt for IRC
Server->>IRC: plaintext (IRC PRIVMSG)
``` ```
1. **Client encrypts** the message before sending it over SignalR 1. **Client encrypts** the message before sending it over SignalR