TL:DR; PDFLock - A developer dll for setting all security options, main- and user-password, encryption type .
PDFLock - A developer dll for setting all security options, main- and user-password, encryption type ... Royalty free! Easy to use! For all well known IDEs (.NET, too!).
Powerful image viewer activex ocx, support convert pdf to text, OCR to searchable pdf, output PDF/A and read Kodak / Wang Annotation tags of TIFF file , PDF. Read, write EXIF ,TIFF tags. Split, Merge Swap TIFF.
Advanced currency information and conversion services. COM/ActiveX, .NET and SOAP interfaces, multiple data sources, high performance, fault tolerance, easy administration, compliance with euro (triangulation, rounding, past and future currencies).
Live Video, Audio Conferencing in LAN or Internet (Peer to Peer).
Send live video messages using your webcam.
Send live audio messages using your microphone.
Video device selection.
Audio device selection.