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Glossary

Term Explanation
Case (.dfr) A case file holding the dictionary, redactions, settings and history; it references the source document.
Redaction Obscuring content; irreversible in the saved copy.
Pseudonymisation Replacing content with aliases, with controlled reversibility (re-identification).
Dictionary The list of the case’s terms and word sequences to be redacted or replaced.
Relation A contiguous sequence of words (a first and last name, for example) held as one entry.
Protection level A preset of PII detection (minimal, standard, high, custom) that determines which categories are captured.
Custom detection A case’s detection rule for in-house identifiers, as a key-value or pattern rule (custom detections).
Text source The setting that determines whether a document’s text comes from its existing text layer or from text recognition.
Scan batch The pages collected in the scan tool before they are used further.
Rectangle redaction A freely drawn area that is covered regardless of the recognised text.
Re-identification Restoring the original values of a pseudonymised document through the matching case.
Alias / substitute word The pseudonym displayed in place of the original.
OCR Text recognition — turns the page image into clickable text.
PII Personal data (names, addresses, IBANs and so on) that automatic detection finds.
TWAIN The standard interface between a scanner and an application (Windows). On macOS, Apple’s ImageCapture plays this role.
WYSIWYG “What you see is what you get” — the viewer’s rendering matches the saved copy.