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What is npystate.dll?

Part of Yahoo Application State Plugin by Yahoo!

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How is npystate.dll loaded?

Mozilla plugin - npystate.dll runs within the context of the Mozilla Firefox web browser as plugin. npystate.dll is typically associtated with identifier name of @messenger.yahoo.com/YahooMessengerStatePlugin;version= with and identifier of SOFTWARE\MozillaPlugins\@messenger.yahoo.com/YahooMessengerStatePlugin;version= Plugins help the Mozilla Firefox Web browser perform specific functions like viewing special graphic formats or playing multimedia files like Adobe Flash or Apple QuickTime.
Google Chrome plugin - npystate.dll runs within the context of the Google Chrome web browser as plugin. Chrome supports browser plugins that run as an unrestricted separate process outside the browser and cannot be sandboxed as tabs. Plugins are generally used to add functions to the Chrome browser.


What is the community is seeing?What is the community is doing?
About 0.4% of all Boost users have the npystate.dll file.Of the 0.4% of npystate.dll users, 12.5% have disabled it.
Typical file (disk image) location:
C:\Program Files\yahoo!\shared\npystate.dll

Are there other versions of Yahoo Application State Plugin?

What else is related?

What Windows OS versions does this run on?

Windows 7 Home Premium (6.1.7601.65536)

About Yahoo! Inc.

Yahoo was founded in 1994 by David Filo and Jerry Yang. It has since evolved into a major internet brand with search, content verticals, and other web services. More...
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File details

File name: npystate.dll
Publisher: Yahoo! Inc. (verified)
Name: Yahoo Application State Plugin
Description: Yahoo Application State Plugin version
Version: 1, 0, 0, 5
Size: 85.23 KB
Original file name: npYState.dll

Digital certificate

Issued to: Yahoo! Inc.
Certificate authority: VeriSign
Effective date: 8/12/2009
Expiration date: 9/2/2012

Mozilla plugin details

Name: @messenger.yahoo.com/YahooMessengerStatePlugin;version=
Command: SOFTWARE\MozillaPlugins\@messenger.yahoo.com/YahooMessengerStatePlugin;version=

Google Chrome plugin details

Name: npYState.dll

Image hashes

MD5: 8c1943d6a298b62e04b223f3bbeadfac
SHA-1: ee341c5f4cdaf2a6c9ac7fa0928dda2ddf8b7bf5

PE image details

File entropy: 5.85131
File packed: No
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