EnterpriseDT Blog

How does SSL/TLS work - part one

The Secure Sockets Layer (SSL) is a cryptographic protocol designed to secure communications over TCP/IP networks. SSL was developed by Netscape during the early 1990's, but various security flaws meant …

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How does SSL/TLS work - part three

The previous post in this series about SSL/TLS described the handshake - the process that establishes an SSL/TLS session between client and server. The session includes agreed-upon encryption keys. Now, …

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How does SSL/TLS work - part two

As part one explained, SSL/TLS is intended to provide secure network connections between a client (e.g. a web browser), and a server (e.g. a web server) by encrypting all data …

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How does public key encryption work?

Public key encryption is briefly explained in the first post of this series, here, but it is of such importance in SSL/TLS and SSH that a more detailed explanation is …

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New blog series on secure network protocols

This blog series will explain how secure network protocols work. It will explain what encryption is, what cryptographic hashes are, and how they are both used to secure data transmission. …

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The POODLE SSL vulnerability resolved

By now most people will have heard of the POODLE SSL vulnerability, a flaw in the SSL 3.0 protocol that affects FTPS and HTTPS. We've recently blogged about POODLE in …

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The CompleteFTP roadmap for 2015

CompleteFTP, our secure FTP server for Windows, has quite a long development history, and has undergone considerable change since its inception. HTTP support, clustering, a multi-protocol gateway, file sharing and …

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HTTPS or SFTP - which is best?

We were recently asked by a CompleteFTP user which was the best protocol to use for file transfers - HTTPS or SFTP. In particular, the user was interested in large …

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