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ZixCorp: Secure Business Email, Encryption and Privacy
ZixCorp offers a portfolio of e-messaging services to protect organizations from email threats and deliver the ability to enforce company policy and securely send to anyone.
www.zixcorp.com/

Electronic Payment Services Company
Consortium of major banks in Hong Kong dedicated to the use of electronic fund transfers to reduce cash and cheque transactions.
www.eps.com.hk/

Association for Payment Clearing Services
Information about UK money transmission, payments and clearings.
www.apacs.org.uk/

Committee on Payment and Settlement Systems
The secretariat of the CPSS at the BIS.
www.bis.org/

Universal Payment Processing
Provide credit card processing services for the high or low volume merchant.
www.universalpaymentprocessing.com/

Payment Partners
Offers payment and cash management services to businesses and consumers.
www.paymentpartners.com/

Shibboleth
A privacy and security aware mailing list manager, for allowing closed groups to interact on the Internet without interference from outsiders and former insiders. Open source in PERL.
shibboleth.sourceforge.net/

Sympa
Mailing List Server for managing small Intranet as well as large ISP lists services. Supports S/MIME and cryptography.
listes.cru.fr/

SafePay Payment Systems
Offers a secure, anonymous real-time payment mechanism.
www.safepaysys.com/

Title: S/MIME and Sympa mailing lists manager
Sympa version provides security way based on S/MIME : digital signature and messages distribution process using encryption. Sympa's web interface can use HTTPS authentication based on user X509 certificates.
www.sympa.org/