SecureBlackbox C++ is the comprehensive class library for network and document security. SecureBlackbox is split to several packages: SFTPBlackbox - securely transfer files and perform remote file system operations using SFTP (SSH File Transfer Protocol) or create your own SFTP server. SSHBlackbox - access remote SSH servers using SSH protocols or build your own SSH server. FTPSBlackbox - transfer files securely using FTP (RFC 959) and FTP-over-SSL (also known as FTPS FTPSSL as defined in RFC 2228) protocols or create your own FTPFTPS server. HTTPBlackbox - access web sites via HTTP and HTTPS protocols with Gzip compression or create your own HTTP HTTPS server or proxy. OpenPGPBlackbox - encrypt and sign files using OpenPGP algorithms and standards generate and manage OpenPGP keys and keyrings. XMLBlackbox - encrypt sign and timestamp XML files or generic data using XML encryption and signing standards (XMLEnc XMLDSig and XAdES). PDFBlackbox - compress encrypt sign and timestamp PDF files using PDF and PAdES standards. SSLBlackbox - client and server support for SSL and TLS 1.0-1.2 protocols as well as for Datagram TLS (DTLS). MIMEBlackbox - compose and parse MIME messages with optional SMIME or PGPMIME. MailBlackbox - send and receive e-mail using SMTP POP3 and IMAP protocols. PKIBlackbox - full scope of PKI and X.509 certificate management functions. EDIBlackbox - exchange business information via AS2 and AS3 protocols. ZIPBlackbox - compress and decompress data with strong encryption. CloudBlackbox - securely store data in cloud storages. OfficeBlackbox - encrypt or digitally sign Office documents. WebDAVBlackbox - access and manage resources using WebDAV. SAMLBlackbox - create SAML authentication clients and servers. ASiCBlackbox - sign data using European standard for Associated Signature Containers (ASiC).