Certified Professionals: GCWN

Certified Professionals:

GIAC Certified Windows Security Administrator

Individuals responsible for installing, configuring, and securing Microsoft Windows clients and servers.

GIAC Certified Windows Security Administrators (GCWNs) have the knowledge and skills needed to configure and manage the security of Microsoft operating systems and applications, including: PKI, IPSec, Group Policy, AppLocker, EMET, DNSSEC, PowerShell, and hardening Windows against malware and persistent adversaries. Candidates should be familiar with Windows 7, Windows 10, Server 2012, and Server 2016.

195 of 1,879 GCWN Professionals
Analyst * Name First Certified Expiration
105 M. Millican, John May 01, 2001 May 31, 2007
283 Mabee, Byran Jun 24, 2004 Jun 30, 2008
2548 Mackin, Roger Jun 27, 2012 Jun 30, 2016
3113 Macon, Tony Dec 05, 2015 Dec 31, 2019
2841 Maffuccio, Christopher M. Jan 13, 2014 Jan 31, 2018
2479 Maglich, Ryan Jan 26, 2012 Jan 31, 2020
3061 Mahgoub, Ahmed Jun 24, 2015 Jun 30, 2019
2641 Mahlstedt, Mark Jan 09, 2013 Jan 31, 2017
2924 Mahns, Colin Aug 25, 2014 Aug 31, 2018
2568 Mains, Ian Aug 06, 2012 Jan 31, 2020
250 Malcom, David Aug 06, 2003 Aug 31, 2007
2421 Malyn, Justin Aug 11, 2011 Aug 31, 2019
456 Mandelcorn, Seymour Jun 18, 2006 Jun 30, 2010
3187 Mandich, Christopher Mar 23, 2016 Mar 31, 2020
2495 Maney, Andy Mar 12, 2012 Mar 31, 2016
2724 Mangnes, Bjarne Aug 08, 2013 Aug 31, 2017
2776 Manila, Homer Oct 07, 2013 Oct 31, 2017
1021 Manjak, Martin Sep 10, 2007 Sep 30, 2011
3170 Manley, Kent Feb 29, 2016 Feb 29, 2020
525 Manly, Sean Nov 05, 2006 Nov 30, 2018
467 Manners, Darren Jul 25, 2006 Jan 31, 2020
2973 Manocchio, Jeffrey Jan 08, 2015 Jan 31, 2019
626 Mantsourani, Peter Dec 14, 2006 Dec 31, 2010
2927 Manzano, Juan Sep 02, 2014 Sep 30, 2018
393 Marasky, Bertha Feb 10, 2006 Feb 28, 2018
1041 Marcelino, Steven Sep 21, 2007 Sep 30, 2011
394 March, Neville Feb 13, 2006 Feb 28, 2010
2396 Marchessault, Steven Jun 07, 2011 Jun 30, 2019
3128 Marchetti, Paul Jan 27, 2016 Jan 31, 2020
2832 Marcinko, Christopher J. Dec 23, 2013 Dec 31, 2021
2672 Marcum, Nick Mar 18, 2013 Mar 31, 2017
3219 Margaritis, Dimitrios Apr 25, 2016 Apr 30, 2020
2504 Marner, Joshua Mar 26, 2012 Mar 31, 2020
2411 Marriott, Nicholas Jul 29, 2011 Jul 31, 2015
3280 Marroncelli, Jeremy Sep 09, 2016 Sep 30, 2020
2624 Marshman, Kevin Nov 26, 2012 Nov 30, 2016
2713 Martin, Brian Jul 09, 2013 Jul 31, 2017
224 Martin, Damon Mar 23, 2003 Mar 31, 2009
358 Martin, Ian Sep 28, 2005 Sep 30, 2009
2209 Martin, Matt Jan 14, 2011 Jan 31, 2015
3031 Martin, Merrick May 08, 2015 May 31, 2019
479 Martin, Randle Aug 29, 2006 Aug 31, 2010
2869 Martin, Tim Apr 16, 2014 Apr 30, 2018
2397 Martinez, Ruben Jun 14, 2011 Jun 30, 2015
2546 Martinez Godinez, Francisco Carlos Jun 14, 2012 Jun 30, 2016
3063 Maskeri, Chris Jun 29, 2015 Jun 30, 2019
2809 Massman, Stephen Nov 13, 2013 Nov 30, 2017
2966 Matlock, Eric Dec 13, 2014 Dec 31, 2018
2269 Matos, Tanya Feb 11, 2011 Feb 28, 2019
3054 Matyas, Jeffrey May 29, 2015 May 31, 2019
167 Matyaz, Joe Feb 12, 2002 Feb 29, 2020
2589 Maury, Florian Sep 06, 2012 Sep 30, 2016
2073 Mayeur, Brian Nov 01, 2010 Nov 30, 2018
1328 Mayfield, Justin Apr 02, 2008 Apr 30, 2012
31 Mays, Sean Aug 14, 2000 Aug 31, 2004
2385 Mazanec, Geoffrey Apr 20, 2011 Apr 30, 2019
2279 McAdams, Shaun Feb 11, 2011 Feb 28, 2019
3297 McCAbe, Andrew Oct 07, 2016 Oct 31, 2020
160 McCabe, Mike Jan 05, 2002 Jan 31, 2006
2902 McCarthy, Gerry Jul 17, 2014 Jul 31, 2018
74 McClelland, Alan Mar 05, 2001 Mar 31, 2005
204 McClinton, Roger Nov 21, 2002 Nov 30, 2016
492 McClure, David Sep 15, 2006 Sep 30, 2010
497 McConnell, Sue Sep 28, 2006 Sep 30, 2010
462 McCormick, Chuck Jun 29, 2006 Jun 30, 2010
1458 McDaniel, Dan Sep 10, 2008 Sep 30, 2020
2644 McDermott, Kevin Jan 18, 2013 Jan 31, 2017
504 McDermott, Sean Oct 13, 2006 Oct 31, 2010
2748 McDonnell, Michael Aug 23, 2013 Aug 31, 2017
517 McDougal, Monty Oct 29, 2006 Oct 31, 2014
50 McDowall, Tracey Nov 03, 2000 Nov 30, 2004
407 McGettigan, James Mar 05, 2006 Mar 31, 2010
2709 McGlasson, William Jun 21, 2013 Nov 30, 2017
2811 McGregor, Andre Nov 15, 2013 Nov 30, 2017
428 McHenry, Zach Apr 30, 2006 Apr 30, 2010
2857 McInteer, Richard Mar 18, 2014 Mar 31, 2018
1714 McIntosh, Michael Oct 06, 2009 Oct 31, 2013
2611 McIntyre, Jeffrey Nov 09, 2012 Nov 30, 2020
3155 McKee, Andy Feb 25, 2016 Feb 29, 2020
1548 McKendree, Alan Jan 08, 2009 Jan 31, 2013
1699 McKenzie, Michelle Sep 14, 2009 Sep 30, 2013
82 McKinley, David Mar 21, 2001 Mar 31, 2005
2113 McKinney, David Dec 07, 2010 Dec 31, 2014
2488 McKinnon, Boyd Feb 24, 2012 Oct 31, 2017
2443 Mckinstry, Philip Oct 07, 2011 Oct 31, 2015
2602 McKnight, Casey Oct 04, 2012 Oct 31, 2020
414 McLaren, Jared Mar 19, 2006 Oct 31, 2018
94 Mclaren, Roger Apr 18, 2001 Jun 30, 2017
1844 McLeish, Carrie Mar 15, 2010 Mar 31, 2018
416 McMillan, Jim Mar 22, 2006 Mar 31, 2014
3207 McSorley, John Apr 22, 2016 Apr 30, 2020
3259 Meagher, Douglas Jul 28, 2016 Jul 31, 2020
2962 Meagher, John Nov 24, 2014 Nov 30, 2018
230 Means, Ryan Apr 29, 2003 Apr 30, 2009
2529 Meckle, Bob Apr 26, 2012 Apr 30, 2016
2764 Meekins, Francis Sep 26, 2013 Sep 30, 2017
2840 Mehlenbacher, Jason Jan 09, 2014 Jan 31, 2018
1928 Mellon, Paul Jul 11, 2010 Jul 31, 2014
381 Memon, Nadeem Dec 31, 2005 Dec 31, 2009
3019 Mendez, Carlos Apr 16, 2015 Apr 30, 2019
1624 Mendiratta, Pankaj Apr 06, 2009 Apr 30, 2017
2412 Mercer, Dennis Jul 29, 2011 Jul 31, 2019
3174 Merolla, Kevin Mar 11, 2016 Mar 31, 2020
3095 Merrick Jr., Daryl Oct 09, 2015 Oct 31, 2019
2470 Merriken, Elizabeth Jan 04, 2012 Jan 31, 2020
280 Mertens, Barron Jun 12, 2004 Jun 30, 2012
3210 Mertz, Robert Apr 22, 2016 Apr 30, 2020
157 Mesmer, Marc Dec 30, 2001 Dec 31, 2011
491 Metcalf, Sean Sep 14, 2006 Sep 30, 2010
1603 Mewett, Chris Mar 10, 2009 Mar 31, 2017
2393 Meyer, Arden May 31, 2011 May 31, 2019
2581 Meyer, Bruce Aug 23, 2012 Aug 31, 2020
417 Meyer, Russell Mar 25, 2006 Oct 31, 2016
26 Michelli, Don Aug 25, 2002 Aug 31, 2012
3133 Mikutaitis, Triston Feb 04, 2016 Feb 29, 2020
3060 Milazzo, Anthony Jun 22, 2015 Jun 30, 2019
2632 Millar, Ken Dec 07, 2012 Dec 31, 2016
351 Millen, Roger Aug 17, 2005 Aug 31, 2009
2958 Miller, Barbara Nov 06, 2014 Nov 30, 2018
2659 Miller, David Feb 07, 2013 Feb 28, 2017
2264 Miller, David Feb 11, 2011 Feb 28, 2019
452 Miller, Ellen May 20, 2006 May 31, 2010
3180 Miller, JP Mar 17, 2016 Mar 31, 2020
3152 Miller, Osborne Feb 24, 2016 Feb 29, 2020
2904 Miller, Robert Jul 29, 2014 Jul 31, 2018
331 Milligan, Andrew Apr 22, 2005 Apr 30, 2009
571 Milligan, Cecil Nov 23, 2006 Nov 30, 2010
35 Millott, Robert Aug 29, 2002 Aug 31, 2006
3164 Mills, Bradley R. Feb 26, 2016 Feb 29, 2020
2860 Mills, Bren Mar 27, 2014 Mar 31, 2018
2413 Millsap, John Jul 29, 2011 Jul 31, 2015
1453 Minerd, Timothy Sep 08, 2008 Sep 30, 2012
3020 Minifield, Raymond Apr 18, 2015 Apr 30, 2019
2586 Mire, Philip Aug 30, 2012 Aug 31, 2020
411 Misenar, Seth Mar 17, 2006 Sep 30, 2018
2796 Misra, Vikas Oct 23, 2013 Oct 31, 2017
1834 Mitchell, Richard Mar 11, 2010 Mar 31, 2014
2897 Mitchell, William Jun 13, 2014 Jun 30, 2018
12 Mititelu, Stefan Jun 14, 2000 Jun 30, 2004
2716 Mitsuhiro, Saito Jul 14, 2013 Jul 31, 2017
2462 Mixell, Shannon Dec 13, 2011 Dec 31, 2015
566 Mock, Jason Nov 22, 2006 Nov 30, 2014
2760 Moengen, Sigurd Sep 23, 2013 Sep 30, 2017
3323 Moessing, Layne Nov 10, 2016 Nov 30, 2020
3171 Moffatt, Richard Mar 04, 2016 Mar 31, 2020
776 Moffett, Glenn Mar 26, 2007 Mar 31, 2011
2534 Mohamed Ismail, Saed May 06, 2012 May 31, 2016
1126 Mohan, Chris Nov 17, 2007 Sep 30, 2018
2530 Mohd Shariff, Muhammad Reza Apr 29, 2012 Apr 30, 2016
460 Mohney, Jay Jun 27, 2006 Jun 30, 2018
1464 Moloney, Mark Sep 12, 2008 Sep 30, 2016
396 Monaco, David Feb 13, 2006 Feb 28, 2010
2580 Mondloch, Joseph Aug 20, 2012 Aug 31, 2020
3220 Montour, Amy Apr 25, 2016 Apr 30, 2020
27 Moon, Brendan Aug 31, 2002 Aug 31, 2006
489 Moon, Stephen Sep 14, 2006 Sep 30, 2018
2497 Mooney, Patrick Mar 19, 2012 May 31, 2018
3209 Moore, John S. Apr 22, 2016 Apr 30, 2020
79 Moore, Mike Mar 21, 2001 Mar 31, 2005
1544 Moore, Richele Dec 18, 2008 Dec 31, 2012
2390 Morales Jr, Samuel May 19, 2011 May 31, 2015
2898 Morgan, Joshua Jun 13, 2014 Jun 30, 2018
162 Morin, Nate Jan 22, 2002 Jan 31, 2008
85 Morris, Jason Apr 06, 2001 Apr 30, 2005
2539 Morris, Jim May 22, 2012 May 31, 2016
756 Morris, Keith Mar 09, 2007 Mar 31, 2019
403 Morrison-Rader, Lynda Feb 25, 2006 Feb 28, 2014
2735 Morrow, Willie Aug 16, 2013 Aug 31, 2017
110 Morton, Matt May 03, 2001 May 31, 2007
1036 Moseley, Alex Sep 17, 2007 Sep 30, 2011
29 Moses, David Aug 01, 2000 Aug 31, 2004
2567 Mosley, Lorenza Aug 06, 2012 Aug 31, 2020
28 Mosquera, Joaquin Aug 14, 2000 Aug 31, 2004
1418 Mota, Nuno Jul 04, 2008 Jul 31, 2012
3189 Moulton, Nelson Mar 24, 2016 Mar 31, 2020
561 Moy, David Nov 21, 2006 Nov 30, 2010
2749 Moy, Jeffrey Aug 27, 2013 Aug 31, 2017
419 Mozart, Angela Mar 29, 2006 Mar 31, 2010
382 Mueller, Eric Dec 29, 2005 Dec 31, 2009
144 Mulcahy, Scott Oct 01, 2001 Oct 31, 2007
2906 Mumby, Steven M. Aug 12, 2014 Aug 31, 2018
3236 Munoz Machio, Angel Jun 03, 2016 Jun 30, 2020
3084 Munyan, William Sep 24, 2015 Sep 30, 2019
2013 Murakami, Taku Sep 17, 2010 Sep 30, 2018
282 Murdoch, Don Jun 12, 2004 May 31, 2018
2865 Murphy, Bryan Apr 02, 2014 Apr 30, 2018
1189 Murphy, Jason Dec 17, 2007 Dec 31, 2011
2661 Murphy, John Feb 21, 2013 Feb 28, 2017
340 Murphy, Keven Jun 19, 2005 Jun 30, 2009
116 Murphy, Michael May 21, 2001 May 31, 2005
2682 Murphy, Richard Apr 05, 2013 Apr 30, 2017
2747 Murray, Richard Aug 22, 2013 Aug 31, 2017
3262 Muscarella, Joseph Aug 02, 2016 Aug 31, 2020
696 Musselman, Jason Jan 24, 2007 Jan 31, 2011
3282 Myers, Alphonso Sep 09, 2016 Sep 30, 2020