Unfortunately as of today, no, there is no way for you to replace the icon with a customized one. At most, in certain OS versions you can disable the RSA logo icon so that it displays the system default instead.
Thanks for the replays, I have been searching the registry to figure out how to remove it. Even after the windows client is removed it reverts back to the default windows one but breaks our policy to apply a picture what is loaded in AD.
Unfortunately as of today, no, there is no way for you to replace the icon with a customized one. At most, in certain OS versions you can disable the RSA logo icon so that it displays the system default instead.