GJEF Secure File System

Step 01 · Source

Compose Workspace

Document title

0 chars · 0 lines

Step 02 · Synthesis & Hardening

Generate Secure File

Output format

Cryptographic hardening

AES-256 password

Prevent printing Prevent text extraction

Watermark stamp

Print and copy locks are PDF permission flags. Compliant readers honour them, but a determined reader can ignore them. Set a password to encrypt the file — that is the only protection that holds against an untrusted reader.

Subscribers only

Document Intelligence Suite

Subscribers only

File Tools

Live preview

Visualization

Add comma-separated rows to preview a chart

Subscription

Go unlimited

Unlimited secure file generation in 8 formats
AES-256 encryption, print locks and integrity proofs
Claude Sonnet 4.5 document intelligence
Merge, resize, convert and password tools

Secure checkout by Stripe, with promotion codes accepted at checkout. Test mode — use card 4242 4242 4242 4242 with any future expiry and CVC. You'll be asked to sign in first so your subscription is tied to your profile.

Contact info@gjefspecials.co.uk for support

Cryptographic vault

Verified Artifacts

0 artifacts · 0 B · 0 duplicates

GUEST VAULT — SIGN IN FOR A PRIVATE VAULT

Select all shown0 selected

No sealed artifacts yet

Audit trailplatform clock

Every download, integrity check, deletion and password change, with the exact platform time it was recorded. Hover a time to see it in UTC.

No activity recorded yet. Download or verify an artifact and it appears here.

Start with your content

Generate, interrogate and seal your documents.

Document Intelligence Suite

File Tools