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No, this file is 100% safe to run.

Additional versions

5.131.3790.5014 (srv03_sp2_gdr.120601-0335)	0.27%
5.131.3790.3959 (srv03_sp2_rtm.070216-1710)	0.27%
5.131.3790.3959 (srv03_sp2_rtm.070216-1710)	0.27%
5.131.2600.6459 (xpsp_sp3_qfe.131005-0434)	0.27%
5.131.2600.6459 (xpsp_sp3_qfe.131005-0434)	1.92%
5.131.2600.6459 (xpsp_sp3_qfe.131005-0434)	0.55%
5.131.2600.6369 (xpsp_sp3_qfe.130326-1352)	3.29%
5.131.2600.6239 (xpsp_sp3_qfe.120601-1618)	2.47%
5.131.2600.6239 (xpsp_sp3_qfe.120601-1618)	0.27%
5.131.2600.6239 (xpsp_sp3_qfe.120601-1618)	1.10%
5.131.2600.6239 (xpsp_sp3_gdr.120601-1620)	42.47%
5.131.2600.6239 (xpsp_sp3_gdr.120601-1620)	0.27%
5.131.2600.6239 (xpsp_sp3_gdr.120601-1620)	0.55%
5.131.2600.6239 (xpsp_sp3_gdr.120601-1620)	2.19%
5.131.2600.6239 (xpsp_sp3_gdr.120601-1620)	0.55%
5.131.2600.6239 (xpsp_sp3_gdr.120601-1620)	2.19%
5.131.2600.6239 (xpsp_sp3_gdr.120601-1620)	0.55%
5.131.2600.6239 (xpsp_sp3_gdr.120601-1620)	0.27%
5.131.2600.6239 (xpsp_sp3_gdr.120601-1620)	1.92%
5.131.2600.6239 (xpsp_sp3_gdr.120601-1620)	0.27%
5.131.2600.6239 (xpsp_sp3_gdr.120601-1620)	0.82%
5.131.2600.6239 (xpsp_sp3_gdr.120601-1620)	1.10%
5.131.2600.6239 (xpsp_sp3_gdr.120601-1620)	0.55%
5.131.2600.6237 (xpsp_sp3_qfe.120530-1719)	0.55%
5.131.2600.6237 (xpsp_sp3_gdr.120530-1718)	1.37%
View more
5.131.2600.6237 (xpsp_sp3_gdr.120530-1718)	0.27%
5.131.2600.6154 (xpsp_sp3_gdr.110927-1620)	0.82%
5.131.2600.6154 (xpsp_sp3_gdr.110927-1620)	0.27%
5.131.2600.6154 (xpsp_sp3_gdr.110927-1620)	0.27%
5.131.2600.6154 (xpsp_sp3_gdr.110927-1620)	0.27%
5.131.2600.6149 (xpsp_sp3_qfe.110906-1620)	0.27%
5.131.2600.6149 (xpsp_sp3_gdr.110906-1620)	1.37%
5.131.2600.5779 (xpsp_sp3_qfe.090319-1308)	1.10%
5.131.2600.5779 (xpsp_sp3_qfe.090319-1308)	0.27%
5.131.2600.5709 (xpsp_sp3_qfe.081113-1337)	0.27%
5.131.2600.5512 (xpsp.080413-2113)	9.04%
5.131.2600.5512 (xpsp.080413-2113)	0.27%
5.131.2600.5512 (xpsp.080413-2113)	0.55%
5.131.2600.5512 (xpsp.080413-2113)	0.55%
5.131.2600.5512 (xpsp.080413-2113)	0.27%
5.131.2600.3311 (xpsp.080212-0010)	0.27%
5.131.2600.3300 (xpsp.080125-2034)	0.27%
5.131.2600.3272 (xpsp_sp2_qfe.071212-1253)	0.27%
5.131.2600.3244 (xpsp.071030-1542)	0.27%
5.131.2600.2180 (xpsp_sp2_rtm.040803-2158)	14.52%
5.131.2600.2180 (xpsp_sp2_rtm.040803-2158)	0.27%
5.131.2600.2180 (xpsp_sp2_rtm.040803-2158)	0.27%
5.131.2600.2180 (xpsp_sp2_rtm.040803-2158)	0.55%
5.131.2600.2180 (xpsp_sp2_rtm.040803-2158)	0.27%
5.131.2600.2180 (xpsp_sp2_rtm.040803-2158)	0.27%
5.131.2600.2180 (xpsp_sp2_rtm.040803-2158)	0.27%

Relationships

CRYPT32.dll

Crypto API32 by Microsoft

Remove CRYPT32.dll

Version:	5.131.2600.6459 (xpsp_sp3_qfe.131005-0434)
MD5:	11add091d7ab0f564b275935b383053e
SHA1:	801b144dfc083495c76f77947b75062e94ce3ce9

This is a Windows system installed file with Windows File Protection (WFP) enabled.

What is CRYPT32.dll?

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.

About CRYPT32.dll (from Microsoft)

“Cryptography is the use of codes to convert data so that only a specific recipient will be able to read it, using a key. Microsoft cryptographic technologies include CryptoAPI, Cryptographic Service Providers (CSP), CryptoAPI Tools, CAPICOM, WinTrust, issuing and managing certificates, and developing customizable public key infrastructures. Certificate and smart card enrollment, certificate management, and custom module development are also described.”

Details

File name:	crypt32.dll
Publisher:	Microsoft Corporation
Product name:	Crypto API32
Description:	Microsoft® Windows® Operating System
Typical file path:	C:\Windows\System32\crypt32.dll
File version:	5.131.2600.6459 (xpsp_sp3_qfe.131005-0434)
Product version:	5.131.2600.6459
Size:	596 KB (610,304 bytes)
Build date:	10/7/2013 6:59 AM
Digital DNA
Entropy:	6.637409
File packed:	No
.NET CLR:	No

More details

Behaviors

Startup files notify

crypt32chain

Distribution by Windows OS

OS version	distribution
Microsoft Windows XP	92.00%
Windows XP Professional	4.50%
Windows XP Home Edition	2.50%
Windows Server 2003, Standard Edition	0.50%
Microsoft Windows XP Home Edition	0.50%

Distribution by country

United States installs about 43.10% of Crypto API32.

Distribution by PC manufacturer

PC Manufacturer	distribution
Dell	41.62%
Intel	12.18%
Compaq	8.12%
American Megatrends	7.61%
Toshiba	7.11%
GIGABYTE	5.08%
Hewlett-Packard	5.08%
ASUS	4.06%
Sahara	3.55%
Gateway	2.03%
Acer	1.52%
Lenovo	1.02%
Sony	1.02%