Confidentiality at the push of a button Centralised management of email signatures and cryptographic keys by NoSpamProxy Encryption facilitates safe and easy communication between you and your partners. All certificates and cryptographic keys are managed solely at the gateway, not on the client. Therefore, user do not have to handle the keys themselves. As a result, company-wide safety regulations are automatically implemented centrally in accordance with the company’s corporate governance. Received messages are also encrypted at the gateway and available to the user. This allows access to secure connections via TLS encryption from smartphones and tablets, as well as for archiving messages in their unencrypted form.