Guides
Practical guidance on redacting documents properly — what has to come out, how to take it out of a PDF, and where manual redaction goes wrong.
SAR and DSAR redaction: what UK organisations must remove
A subject access request — SAR or DSAR — means disclosing one person's data while removing everyone else's. What to redact, what stays, where it goes wrong.
Read the guide →FOI redaction: what UK public authorities must remove before releasing records
An FOI release is not a dump of the file. Personal data, confidence and a short list of other exemptions have to come out — consistently, and for real.
Read the guide →What to ask before putting a document into a redaction tool
Redaction tools handle your most sensitive documents. Five questions that establish where the content actually goes, who else sees it, and what obligations it creates for you.
Read the guide →Why drawing a black box isn't redaction
A filled rectangle drawn over text leaves the text in the file, fully extractable. Here's what actually removes information from a PDF — and what only hides it.
Read the guide →What still leaks after you redact a PDF
A redacted page can still leak the name in the filename, author field, a comment, an attachment, or an invisible text layer. What to check.
Read the guide →How to redact a PDF properly (including scans)
Remove the content rather than covering it, including on scanned pages. Clean the metadata, and verify the result.
Read the guide →How to redact a bank statement before you share it
Landlords, lenders and others often ask for a statement. You can usually share proof of funds without handing over every payee, card number and account detail.
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