System.Windows.Forms 2.0.0.0 System.Enum This enumeration is used by the property to indicate the encryption used by a document displayed in the control. Specifies constants that define the encryption methods used by documents displayed in the control. Field System.Windows.Forms.WebBrowserEncryptionLevel 128-bit security encryption. 2.0.0.0 Field System.Windows.Forms.WebBrowserEncryptionLevel 40-bit security encryption. 2.0.0.0 Field System.Windows.Forms.WebBrowserEncryptionLevel 56-bit security encryption. 2.0.0.0 Field System.Windows.Forms.WebBrowserEncryptionLevel Fortezza security encryption. 2.0.0.0 Field System.Windows.Forms.WebBrowserEncryptionLevel No security encryption. 2.0.0.0 Field System.Windows.Forms.WebBrowserEncryptionLevel Multiple security encryption methods in different Web page frames. 2.0.0.0 Field System.Windows.Forms.WebBrowserEncryptionLevel Unknown security encryption. 2.0.0.0