Proview is a PDF editor that allows you to merge and split files; rotate, flip, and scale individual pages or all pages; crop pages; and modify the document information. It can edit encrypted files, and can decrypt and encrypt PDF documents. You can also manage PDF bookmarks, add or remove PDF attachments, and add text and dates to one or more pages. Proview has a simple, clean interface with all functions easily accessible, and it comes with full interactive help.
GoAnywhere OpenPGP Studio is a desktop tool that allows you to protect sensitive files using the Open PGP encryption standard. Documents can be encrypted, decrypted, signed, and verified from your PC or workstation. An integrated key manager allows you to create, import, export, and manage Open PGP keys needed to encrypt and decrypt files.