Our website provides a free download of PDFSecure 1.0. The following version: 1.0 was the most frequently downloaded one by the program users. This software is a product of PDFTRON SYSTEMS, INC. PDFSecure belongs to Office Tools. The default filename for the program's installer is pdfsecure.exe.
From the developer:
PDFTron's PDFSecure is a stand-alone application and a software component that can be used to add, remove, or change security settings on existing PDF documents or whole directories of documents. PDFSecure can also be used to modify document information metadata and to web-optimize PDF documents through a process known as linearization.
You may want to check out more software, such as jPDFSecure, Birdie PDF Security Remover or Softspire PDF Security Removal, which might be related to PDFSecure.