Windows Vista Premium editions of Windows 7. Windows Vista Windows Vista is an operating system that was produced by Microsoft for use on personal computers, including home and business desktops, laptops, tablet PCs and media center PCs. Development was completed on November 8, 2006, and over the following three months, it was released in stages to computer hardware and software manufacturers, business customers and retail channels. On January 30, 2007, it was released worldwide and was made available for purchase and download from the Windows Marketplace. The release of Windows Vista came more than five years after the introduction of its predecessor,
Technical features new to Windows Vista even those that do not explicitly use QoS APIs. Windows Vista includes in-built support for peer-to-peer networks and SMB 2.0. For improved network security, Windows Vista supports for 256-bit and 384-bit Diffie-Hellman (DH) algorithms, as well as for 128-bit, 192-bit and 256-bit Advanced Encryption Standard (AES) is included in the network stack itself, while integrating IPsec with Windows Firewall. Windows Vista introduces an overhaul of the previous Windows NT operating system loader architecture NTLDR. Used by versions of Windows NT since its inception with Windows NT 3.1, NTLDR has been completely replaced with a new architecture designed to address modern