Secure portable pdf documents with user level and owner level security protection. Encrypt pdf documents using 40 bits and 128 bits encryption level security. Pdf encryption software not only set user level password but also facilitates owner guard security which restrict pdf printing editing signing commenting content & graphics copying page extraction etc. Tool helps to customize the security setting by selecting required parameter to lock pdf. User can select whether he/she wants to allow their recipients to print edit copy pdf content or not. All options can be set by simple tick boxes selection. The main feature of this awesome tool is that it can process batch pdf files for encrypting documents. Locking pdf files with password ensures that only intended recipients can open the documents. Features: # Pdf encryption tool supports bulk pdf files. # User can add both user and owner password security. # Tool supports two levels of password security 40 bits and 128 bits. # Tool does not require extra technical skills for encrypting pdf. # Software is compatible with all latest Windows OS.