📖 Glossary
Key terms and definitions explained simply.
What is a PDF?PDF (Portable Document Format) is a file format created by Adobe in 1993 to present documents consis...
What is OCR (Optical Character Recognition)?OCR is technology that converts images of text into machine-readable text data. When you scan a pape...
What is PDF Encryption?PDF encryption protects documents by scrambling their contents so only authorized users with the cor...
What is PDF Metadata?PDF metadata is hidden information embedded in a PDF file, including the author name, creation date,...
What is PDF Linearization (Fast Web View)?Linearization is a PDF optimization technique that reorganizes the file structure so the first page ...