How to check your redaction actually worked
Four ways to test a blacked-out document before you send it, and what each one can and cannot tell you.
· 6 minute read
Guides
How to do the jobs these tools are for, and what to watch out for — written by the people who built them.
How to redact a PDF properly
Black boxes drawn over text hide nothing. Here is why that keeps leaking documents, and how to remove the words for good.
· 6 minute read
How to remove location data from photos
Photos from a phone usually record exactly where they were taken. Here is how to see what yours are carrying, and how to strip it before sharing.
· 5 minute read
How to make a PDF small enough to email
Attachment limits are usually 20 to 25 MB. Here is what actually makes a PDF heavy, and how to get under the limit without wrecking it.
· 5 minute read