OW.NET -- 1-Wire API port from Java (and J#) to C#. Use the Dallas 1-Wire and iButton chips with standard C# using a serial adapter (also CF.net) or the TMEX drivers on the Windows platform. No J# distribution installation required.
SwiftCrack is a wireless LAN (WLAN) tool which recovers encryption keys. SwiftCrack operates by proactively monitoring transmissions, injecting traffic with known key streams, computing the encryption key when enough packets have been gathered.