These are browser strings indicating they may not be at MSIE-8 since Monday. A couple DOE sites have had machines fully infected from malware targeting IE6 and 7. I haven't pulled the various logs to correlate visitor, auth-wireless, and vpn to end users. At the moment I'm attempting to reduce the risks on desktops. buntinas-t61.mcs.anl.gov. 140.221.10.173 Mozilla/4.0 (compatible; MSIE 7.0; Windows NT 5.1; csi0334991.mcs.anl.gov. 140.221.11.231 Mozilla/4.0 (compatible; MSIE 6.0; Windows NT 5.1; dyrkacz-desktop.mcs.anl.gov. 140.221.10.42 Mozilla/4.0 (compatible; MSIE 7.0; Windows NT 5.1; falco.mcs.anl.gov. 140.221.10.177 Mozilla/4.0 (compatible; MSIE 7.0; Windows NT 5.1; mmin-pc.mcs.anl.gov. 140.221.11.98 Mozilla/4.0 (compatible; MSIE 7.0; Windows NT 6.0; spare-t40p.mcs.anl.gov. 140.221.10.139 Mozilla/4.0 (compatible; MSIE 7.0; Windows NT 5.1; systems-spare3.mcs.anl.gov. 140.221.10.140 Mozilla/4.0 (compatible; MSIE 6.0; Windows NT 5.1; systems-spare3.mcs.anl.gov. 140.221.10.140 Mozilla/4.0 (compatible; MSIE 7.0; Windows NT 5.1; visitor123028.mcs.anl-external.org. 140.221.123.28 Mozilla/4.0 (compatible; MSIE 7.0; Windows NT 5.1; visitor123030.mcs.anl-external.org. 140.221.123.30 Mozilla/4.0 (compatible; MSIE 6.0; Win32; visitor123030.mcs.anl-external.org. 140.221.123.30 Mozilla/4.0 (compatible; MSIE 7.0; AIM Browser 2.0; Windows NT 5.1; visitor123030.mcs.anl-external.org. 140.221.123.30 Mozilla/4.0 (compatible; MSIE 7.0; Windows NT 5.1; visitor123030.mcs.anl-external.org. 140.221.123.30 Mozilla/4.0 (compatible; MSIE 7.0; Windows NT 5.1; anlvpn241.mcs.anl.gov. 130.202.232.241 Mozilla/4.0 (compatible; MSIE 7.0; Windows NT 6.0; anlvpn248.mcs.anl.gov. 130.202.232.248 Mozilla/4.0 (compatible; MSIE 7.0; Windows NT 6.0; anlvpn249.mcs.anl.gov. 130.202.232.249 Mozilla/4.0 (compatible; MSIE 7.0; Windows NT 6.0; anlvpn254.mcs.anl.gov. 130.202.232.254 Mozilla/4.0 (compatible; MSIE 6.0; Windows NT 5.1; anlvpn254.mcs.anl.gov. 130.202.232.254 Mozilla/4.0 (compatible; MSIE 7.0; Windows NT 5.1; mcswl143.mcs.anl.gov. 130.202.135.143 Mozilla/4.0 (compatible; MSIE 7.0; Windows NT 5.1; mcswl161.mcs.anl.gov. 130.202.135.161 Mozilla/4.0 (compatible; MSIE 7.0; Windows NT 6.0;