![[ISD] Internal Security Department×](https://tr.rbxcdn.com/180DAY-ecc5336c32b8fb50ad371faae9f3b172/150/150/Image/Png/noFilter)
[ISD] Internal Security Department× #529342312
Description
Considered a form of secret police, the ISD is commonly nicknamed the "foundation within the Foundation", and is seen as mythical by most personnel.
Written by the group; not a statement by this register.
Membership history
Growth
Growth history is still building. We hold one measurement for this entry. A trend needs at least two, taken days apart — so this will fill in on its own rather than being estimated. We do not publish numbers we have not measured.
| Measured (UTC) | Members | Change |
|---|---|---|
| 20 Aug 2026, 04:10 | 5 | first reading |
Ownership
Owned by saintaerial (@aerialkrieg) as measured.
Members we’ve seen
saintaerial (@aerialkrieg) — Director Of Intelligence (rank 255)
56assassin (@CelebrityGrave) — Agent (rank 2)
A sample — only members this register has independently measured, highest rank first. Not the full roster.
Rank structure
Roles and per-rank member counts as Roblox reports them (rank 0 = guest … 255 = owner).
Related groups
Groups whose measured members overlap with this one — a sample from our membership graph.
Open data
Download this group’s measured record — free to reuse with attribution: membership history (CSV) · full record (JSON)
Each file carries its licence and retrieval time inside it, and is generated from the same measurements shown above.