| 关键词: nbsp COMPAT ActiveX ABCD Compatability ABCDEF 一个 Explorer Internet 进制 |
Killbit 是IE用来禁止ActiveX 运行的技术, 其表现上是一个注册表设置,在 HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Internet Explorer\ActiveX Compatibility\<CLSID> Compatability=值 这个Compatability是一个REG_DWORD类型的bitmask,每一个bit 都有一定的含义,具体请见下表(或者MSDN参考文档) COMPAT_AGGREGATE = 0x00000001, COMPAT_NO_OBJECTSAFETY = 0x00000002, COMPAT_NO_PROPNOTIFYSINK = 0x00000004, COMPAT_SEND_SHOW = 0x00000008, COMPAT_SEND_HIDE = 0x00000010, COMPAT_ALWAYS_INPLACEACTIVATE = 0x00000020, COMPAT_NO_SETEXTENT = 0x00000040, COMPAT_NO_UIACTIVATE = 0x00000080, COMPAT_NO_QUICKACTIVATE = 0x00000100, COMPAT_NO_BINDF_OFFLINEOPERATION = 0x00000200, COMPAT_EVIL_DONT_LOAD = 0x00000400, COMPAT_PROGSINK_UNTIL_ACTIVATED = 0x00000800, COMPAT_USE_PROPBAG_AND_STREAM = 0x00001000, COMPAT_DISABLEWINDOWLESS = 0x00002000, COMPAT_SETWINDOWRGN = 0x00004000, COMPAT_PRINTPLUGINSITE = 0x00008000, COMPAT_INPLACEACTIVATEEVENWHENINVISIBLE = 0x00010000, COMPAT_NEVERFOCUSSABLE = 0x00020000, COMPAT_ALWAYSDEFERSETWINDOWRGN = 0x00040000, COMPAT_INPLACEACTIVATESYNCHRONOUSLY = 0x00080000, COMPAT_NEEDSZEROBASEDDRAWRECT = 0x00100000, COMPAT_HWNDPRIVATE = 0x00200000, COMPAT_SECURITYCHECKONREDIRECT = 0x00400000, COMPAT_SAFEFOR_LOADING = 0x00800000 当0x400 那bit被设置的时候,该ActiveX 就会被IE彻底屏蔽。 我们把这个bit 称之为kill bit, 于是就有了killbit 这个技术名称 :) 例子:比如你想屏蔽一个GUID为{ABCDEF12-ABCD-ABCD-ABCD-ABCDEF123456} 的activex 控件,可以设置注册表: HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Internet Explorer\ActiveX Compatibility\{ABCDEF12-ABCD-ABCD-ABCD-ABCDEF123456} Compatability=400 (以上400是16进制,10进制就设成1024) 更多的信息,请参考微软的KB文章: 《How to stop an ActiveX control from running in Internet Explorer》 |
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