15,6,220,0 9.62%
15,6,220,0 50.00%
15,6,220,0 23.08%
15,6,200,0 1.92%
15,6,200,0 3.85%
15,0,275,0 1.92%
15,0,275,0 1.92%
15,0,275,0 1.92%
15,0,275,0 1.92%
13,15,113,0 1.92%
13,11,103,0 1.92%



McAfee VirusScan API by McAfee (Signed)

Remove NaiAnn.dll


NaiAnn.dll has 11 known versions, the most recent one is 15,6,220,0. The average file size is about 521.9 KB. It is an authenticode code-signed executable issued to McAfee by the certification authority VeriSign.

What is NaiAnn.dll?

The McAfee VirusScan API ToolKit allows independent software developers to call the McAfee VirusScan engine directly from their applications. McAfee VirusScan is an antivirus program created and maintained by McAfee Inc. The program is not available as a standalone package, but is included in the McAfee VirusScan Plus package or as part of McAfee Internet Security Suite.

About NaiAnn.dll (from McAfee)

Essential security software so you can surf, shop, and socialize online while our anti-virus software, anti-malware, and firewall keep you safe. Relentless security software scans and blocks dangerous


File name:NaiAnn.dll
Publisher:McAfee, Inc.
Product name:McAfee VirusScan API
Description:McAfee VirusScan AV Announcer
Typical file path:C:\Program Files\McAfee\VirusScan\NaiAnn.dll
Issued to:McAfee
Authority (CA):VeriSign
Expiration date:Tuesday, December 31, 2013

VersionsAll file variations of NaiAnn.dll

MD5SHA-1File size
e752200829072e82f7fe71820aa092d2 aea1750505d79800e3dca56599ca44ee08ff8844 553.15 KB
77fab5ff8bf12a6fddaa94c6d9f7a6e4 6a61d05c24b5b04c0c600d22e6644d93b2f6e7e1 553.15 KB
7cc9484fbc922f7dc0b1d767a256c1e5 064d39707f101d5ac0b0c68d30c5aa8a1ff965c7 412.8 KB
e49a65602b3d15b116e0ea22e04be581 5de9bcbbf768e4c66ee2e545511b6b2bca8c039c 420.88 KB
76eb30ce30ad5a2b63d9240b307e4e11 3f8a55c94f16fdc4d7facf925a3a8c6e5907d3d6 562.2 KB
6c979e03fa61369e50ff56494e4a7367 827d59f75c7b4ba52721e0df2ee8fcb2882d27fd 506.87 KB
949f1f2c1f1b3d3a041f18a27920fc26 22d64acf9f9d2cbd1da27ebde74ca09019402215 698.75 KB
147b16bcf8de2d3e6f1f545cccbb2a14 02f29de324e01d5706d42139ed9fde7efae7feba 699.01 KB
54e45068b47cfa11d4e83971f9e6263b fbecef37228dfb02e9cbc08ce63a2137fde63e8e 699.04 KB
198d8c26224676465bf7e2795ce06122 56822941fecee7aec36e209abef13d82248cbcc4 330.52 KB
96bb5f876ce6171c742a4bf48e280fca 43770493c4762abd9f01bb63df9f2b283378ff94 304.52 KB

Windows OS versionsDistribution by Windows OS

OS versiondistribution
Windows 7 Home Premium 44.23%
Windows 8 13.46%
Windows Vista Home Premium 9.62%
Microsoft Windows XP 7.69%
Windows 7 Ultimate 5.77%
Windows 7 Starter 5.77%
Windows 8 Pro with Media Center 3.85%
Windows 7 Professional 3.85%
Windows 8 Single Language 1.92%
Windows 7 Home Basic 1.92%
Windows 7 Ultimate N 1.92%

Distribution by countryDistribution by country

United States installs about 76.92% of McAfee VirusScan API.

OEM distributionDistribution by PC manufacturer

PC Manufacturerdistribution
Dell 31.37%
Sony 15.69%
ASUS 11.76%
Hewlett-Packard 11.76%
Acer 11.76%
Toshiba 7.84%
Intel 3.92%
Gateway 3.92%
Alienware 1.96%
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