FSDE
Secure Vault · Zero Knowledge · v8
Sign in
Register
Username
Password
Confirm password
Sign in
End-to-end encrypted.
Your key is derived client-side and never transmitted.
FSDE
⬡
Vault
✎
Editor
◈
Ephemeral
✉
Messaging
◎
Infrastructure
⌁
Activity
0 online
8/8
—
—
↺ Refresh
Sign out
Vault Sidebar
✕
Upload
↑
Drop a file or click to browse
Upload to folder
Root (no folder)
Upload to Vault
Folders
+ New
◻
All files
Filter by type
◻
All
0
📄
Docs
0
🖼
Images
0
◎
Text
0
🎙
Audio
0
⬡
Other
0
☰
All files
⊞
≡
✦ Select
↺
0 selected
Select All
Deselect All
Move to… (root)
↗ Move
✕ Delete
⬡
No files yet
Upload a file to get started
✎ BORN SHARDED
Folder:
Root
Draft — not yet vaulted
Ephemeral Runtime
ZERO PERSISTENCE
File reconstructed into server RAM, delivered once to browser, then zeroed. Dissolves on any presence trigger.
◈
No Active Ephemeral Session
Select a file and TTL window below, then open a session.
◈ Volatile Content Viewer
Dissolve Now
⛶ Expand
↓ Save to disk
◈
No ephemeral session active
🔥 Session Dissolved
Content zeroed — no recovery possible
Dissolution Audit Log
↺ Refresh
Time
File
Reason
TTL
Lived
No dissolution events yet.
Open Session
Select file
— Upload a file first —
Dissolution timer
30s
Strict
2m
Short
5m
Comfy
···
Custom
Seconds (10–1800)
Dissolution triggers
Tab loses focus
Heartbeat lost (8s)
Navigation away
Manual dissolve
◈ Open Ephemeral Session
Dissolution Timer
—
No active session
Presence Signals
Tab Focus
Inactive
Heartbeat
Inactive
TTL Window
—
Server Copy
Retained
Contacts
+ Group
💬 Messages
🔒 Secure
Checking who's online…
Groups
Loading…
← Back
No chat open
Select a contact to begin
MESSAGES
↺ History
🗑
🔥
Secure channel dissolved
✉
No chat open
Select a contact from the list
📎
🎙
Send
Co-Presence Gate
You
OFFLINE
—
—
NO CHANNEL SELECTED
Message Shard Map
A
Identity-bound to sender · XOR'd with sender key
B
Identity-bound to recipient · XOR'd with recipient key
C
Content shard — S3
E
Content shard — S3
D1
XOR(A,B,C)
D2
XOR(B,C,E)
Session Stats
Sent
0
Received
0
S3 shards
0
Channel
—
Expires
—
Infrastructure
8-node C(4,3) XOR depot architecture · Click to simulate failures
Identity Node
A
Identity · Client-encrypted
—
objects
Simulate failure
Node A holds the
identity shard
— encrypted client-side with a key derived from your password. The server stores only ciphertext and cannot read it.
Content Nodes
B
Content · Dedup-eligible
—
objects
Simulate failure
C
Content · Dedup-eligible
—
objects
Simulate failure
E
Content · Dedup-eligible
—
objects
Simulate failure
Depot / Parity Nodes
D1
XOR(A,B,C)
—
objects
Fail
Regen
D2
XOR(B,C,E)
—
objects
Fail
Regen
D3
XOR(A,C,E)
—
objects
Fail
Regen
D4
XOR(A,B,E)
—
objects
Fail
Regen
Nodes Lost
Survival
Type
≤ 3 (any)
100% guaranteed
Deterministic XOR
4 nodes
~79% probabilistic
Graph-dependent
All 4 natives
Irrecoverable
Depot cannot reconstruct
Identity
Content
Depot
Offline
↺ Reset all demo data
Activity Log
Clear
⬡
Vault
✎
Editor
◈
Ephemeral
✉
Messages
◎
Infra
📄
—
Decrypted in memory
↓ Save
✕
Create Group Channel
Group name
Members (comma-separated)
Quorum rule
ALL members must be online
ANY 2 members online
Create group
Cancel
New Folder
Folder name
Create
Cancel
◈
Ephemeral Viewer
↓ Save
✕ Close
Share File
Send to which channel?
Cancel
Uploading…
A
B
C
E
D1
D2
D3
D4