Click here to Skip to main content
Click here to Skip to main content
Add your own
alternative version

Creating Secure Trial Versions for .NET Applications - A Tutorial

, 16 Oct 2012 CPOL
Implement trial licensing model for your .NET applications with minimal costs
Imports System.Diagnostics

Public Class ClockManipulationDetector
    Public Shared Function DetectClockManipulation(thresholdTime As DateTime) As Boolean
        Dim adjustedThresholdTime As DateTime = New DateTime(thresholdTime.Year, thresholdTime.Month, thresholdTime.Day, 23, 59, 59)

        Dim eventLog As EventLog = New System.Diagnostics.EventLog("system")

        For Each entry As EventLogEntry In eventLog.Entries
            If (entry.TimeWritten > adjustedThresholdTime) Then
                Return True
            End If
        Next

        Return False

    End Function
End Class

By viewing downloads associated with this article you agree to the Terms of Service and the article's licence.

If a file you wish to view isn't highlighted, and is a text file (not binary), please let us know and we'll add colourisation support for it.

License

This article, along with any associated source code and files, is licensed under The Code Project Open License (CPOL)

Share

About the Author

Ansel Reynard

United States United States
No Biography provided

| Advertise | Privacy | Mobile
Web03 | 2.8.141015.1 | Last Updated 16 Oct 2012
Article Copyright 2012 by Ansel Reynard
Everything else Copyright © CodeProject, 1999-2014
Terms of Service
Layout: fixed | fluid