This is a Windows system installed file with Windows File Protection (WFP) enabled.
cryptsvc.dll has 73 known versions, the most recent one is 6.3.9600.16384 (winblue_rtm.130821-1623). The average file size is about 101.15 KB. This is a .NET Common Language Runtime (CLR) assembly.
The Cryptographic Application Programming Interface (also known variously as CryptoAPI, Microsoft Cryptography API, MS-CAPI or simply CAPI) is an application programming interface included with Microsoft Windows operating systems that provides services to enable developers to secure Windows-based applications using cryptography.
(Note, the behaviors below are for all versions of cryptsvc.dll, select a unique version for details.)
United States installs about 38.07% of Cryptographic Services.