Based on the WebDAV standard, Bussmann says the goals are to make it as easy to use as iCloud or DropBox for both mobile devices and laptops (something SharePoint, what many companies use today, is poor at), while also providing the security only an internal, behind-the-firewall network can.

FORBES: Connecting marketers to the Forbes audience. What is this?

Ashkan Soltani, an independent privacy and security researcher, said such a move would give attackers "a toehold" in Twitter's internal network, potentially allowing them either to sniff out user information as it traveled across the company's system or break into specific areas, such as the authentication servers that process users' passwords.

NPR: Twitter Says Hackers Compromise 250K Accounts