An easy way to convert data to/from base64 (or uuencode/uudecode, quoted-printable, url encode/url decode, JIS, Yenc, hex, or even creating md5 or sha1 hashes) is to use the NetCmdlets convert-data cmdlet. To encode: PS C:\> convert-data -data "Hello, World!" -to base64 Data Size Format ---- ---- ------ SGVsbG8sIFdvcmxkIQ== 20 base64 To decode: PS C:\> convert-data -data $encoded.Data data -from base64 Data Size Format ---- ---- ------ Hello, World! 13 Plain Technorati Tags: PowerShell, NetCmdlets,...