Certified Professionals: GPEN

Certified Professionals:

GIAC Penetration Tester

The GPEN certification is for security personnel whose job duties involve assessing target networks and systems to find security vulnerabilities. Certification objectives include penetration-testing methodologies, the legal issues surrounding penetration testing and how to properly conduct a penetration test as well as best practice technical and non-technical techniques specific to conduct a penetration test.
297 of 3,340 GPEN Professionals
Analyst * Name First Certified Expiration
4953 MacCormack, Bill Jul 27, 2010 Aug 31, 2014
4933 Macdonald, Scott Jul 27, 2010 Jul 31, 2014
2974 MacGregor, Tom Sep 19, 2009 Sep 30, 2013
3908 Mache, Jens Mar 02, 2010 Mar 31, 2014
3393 Mack, Jason Nov 25, 2009 Nov 30, 2017
8550 Mackenzie, Calum Dec 21, 2013 Dec 31, 2017
3203 Mackey, Wade Oct 30, 2009 Oct 31, 2017
3029 Mackie, Andrew Oct 03, 2009 Oct 31, 2017
6499 Mackin, Roger Jan 31, 2011 Jan 31, 2015
554 Mackley, Peter Nov 19, 2008 Nov 30, 2012
3383 Madden, John Nov 23, 2009 Nov 30, 2017
1563 Maggard, Bob Feb 17, 2009 Feb 28, 2013
4233 Magnusson, Ragnar F. Apr 26, 2010 Apr 30, 2018
8417 Maher, Mark Oct 03, 2013 Oct 31, 2017
8320 Maher, Sean Aug 01, 2013 Aug 31, 2017
7778 Mahmood, Wasif Aug 23, 2012 Aug 31, 2016
7869 Mains, Ian Oct 26, 2012 Oct 31, 2016
3903 Mainstone, Joanne Feb 26, 2010 Feb 28, 2018
8851 Maiorano, Anthony Jul 09, 2014 Jul 31, 2018
7933 Majewicz, Dan Nov 26, 2012 Nov 30, 2016
7882 Makas, Julian Nov 02, 2012 Nov 30, 2016
2129 Malek, Khaled Apr 30, 2009 Apr 30, 2013
7663 Mallasvik, Aleksander May 22, 2012 May 31, 2016
7225 Malmgren, Henry Jun 16, 2011 Jun 30, 2015
2729 Malone, Jeri Aug 19, 2009 Aug 31, 2013
5803 Manders, Theo Oct 20, 2010 Oct 31, 2014
8163 Mandhyan, Nitai Apr 06, 2013 Apr 30, 2017
1528 Mandrupsen, Mikkel C. Feb 16, 2009 Feb 28, 2017
6498 Mann, Eric Jan 28, 2011 Jan 31, 2015
5178 Manners, Darren Aug 23, 2010 Jan 31, 2016
3649 Mansfield, Jason Jan 15, 2010 Jan 31, 2014
3559 Mansor, Muhammad Muslim Dec 29, 2009 Dec 31, 2017
1499 Manzano, Juan Feb 13, 2009 Mar 31, 2017
7900 Marciniak, Keith Nov 08, 2012 Nov 30, 2016
7647 Marcinko, Christopher J. May 17, 2012 May 31, 2016
2183 Marienfeldt, Bernd May 13, 2009 Jun 30, 2018
4928 Markey, Jeff Jul 27, 2010 Sep 30, 2015
7904 Markham, Jesse Nov 10, 2012 Nov 30, 2016
1773 Markham II, John P. Mar 15, 2009 Mar 31, 2013
7269 Marley, Kevin Jul 27, 2011 Jul 31, 2015
7298 Marley, Tim Aug 11, 2011 Aug 31, 2015
5658 Marlin, Derrius Oct 01, 2010 Oct 31, 2014
7654 Marner, Joshua May 21, 2012 May 31, 2016
4923 Maroglio, Mark Jul 27, 2010 Jul 31, 2014
7919 Marquez, Carlos Nov 19, 2012 Nov 30, 2016
7341 Marriott, Nicholas Sep 23, 2011 Sep 30, 2019
7302 Marsee, Don Aug 15, 2011 Aug 31, 2015
4388 Marsh, Margaret May 21, 2010 May 31, 2018
7417 Marshall, Christopher Dec 04, 2011 Dec 31, 2015
6313 Marshall, David Dec 20, 2010 Dec 31, 2014
6669 Marshall, Richard Feb 26, 2011 Feb 28, 2015
3024 Marshall, Stephen Oct 02, 2009 Oct 31, 2013
8497 Martens, David Nov 12, 2013 Nov 30, 2017
8152 Martin, Andrew Mar 27, 2013 Mar 31, 2017
8730 Martin, Brandon Apr 29, 2014 Apr 30, 2018
8537 Martin, Brian Dec 12, 2013 Dec 31, 2017
5198 Martin, Jean-Louis Aug 27, 2010 Aug 31, 2014
7383 Martin, Philip Nov 12, 2011 Nov 30, 2015
7408 Martin, Urban Nov 30, 2011 Nov 30, 2015
7218 Martinez, Christian Jun 11, 2011 Jun 30, 2015
8466 Martinez, Enrique Oct 24, 2013 Oct 31, 2017
8142 Martinez, Luis Mar 24, 2013 Mar 31, 2017
7783 Martinez II, Edwin Aug 28, 2012 Aug 31, 2016
6639 Martinsen, Espen Feb 21, 2011 Feb 28, 2015
7901 Mashburn, David Nov 09, 2012 Nov 30, 2016
1208 Masias, Julio Jan 08, 2009 Jan 31, 2013
408 Masino, Mike Oct 27, 2008 Oct 31, 2012
8519 Maslowski, Anthony Nov 27, 2013 Nov 30, 2017
2643 Massa, Danilo Aug 05, 2009 Aug 31, 2017
8686 Masten, Brandon Mar 25, 2014 Mar 31, 2018
8421 Masters, Jason Oct 07, 2013 Oct 31, 2017
3723 Matheson, Seth Jan 27, 2010 Jan 31, 2014
8276 Mathews, Cary Jul 01, 2013 Jul 31, 2017
6003 Mathezer, Stephen Nov 13, 2010 Nov 30, 2014
7410 Mathis, Brad Dec 02, 2011 Dec 31, 2015
6243 Mathon, Florent Dec 13, 2010 Dec 31, 2014
5938 Matlock, Jason Nov 03, 2010 Nov 30, 2014
7191 Matos, Tanya May 26, 2011 May 31, 2015
2769 Mattox, Norman Aug 22, 2009 Aug 31, 2013
8037 Maturano Sanchez, David Jesus Feb 01, 2013 Feb 28, 2017
7902 Matusiak, David Nov 09, 2012 Nov 30, 2016
78 Matusiak, John Aug 19, 2008 Aug 31, 2016
7887 Maury, Florian Nov 06, 2012 Nov 30, 2016
4583 Maving, Ron Jun 25, 2010 Jun 30, 2014
7277 Maxwell, Robert Jul 29, 2011 Jul 31, 2015
8532 Mayer, David Dec 06, 2013 Dec 31, 2017
8515 Mayes, Wendell Nov 25, 2013 Nov 30, 2017
2208 Mayeur, Brian May 15, 2009 May 31, 2013
6814 Mayo, Robert Mar 12, 2011 Mar 31, 2015
7462 Mazitelli, Nicholas Jan 23, 2012 Jan 31, 2016
1898 Mazzola, Cory Mar 27, 2009 Mar 31, 2013
8771 Mazzotta, David May 23, 2014 May 31, 2018
2358 Mburu, Larry Jun 25, 2009 Jun 30, 2017
7495 McAdams, Brian Feb 13, 2012 Feb 29, 2016
654 McAdams, Shaun Nov 24, 2008 Nov 30, 2016
4723 McAllister, Sean Jul 09, 2010 Jul 31, 2014
8230 McAnnany, Timothy May 30, 2013 May 31, 2017
7149 McBride, Nathan Apr 21, 2011 Apr 30, 2015
8562 McCaffrey, Shawn Jan 09, 2014 Jan 31, 2018
7389 McCann, Rene Nov 16, 2011 Nov 30, 2015
7531 McCarthy, Gerry Mar 02, 2012 Mar 31, 2016
7463 McCarthy, Thomas Jan 23, 2012 Jan 31, 2016
544 McCarville, Anthony Nov 18, 2008 Nov 30, 2012
8881 McCorkle, Neal Jul 24, 2014 Jul 31, 2018
8641 McCormack, Joseph Feb 27, 2014 Feb 28, 2018
1128 McCorquodale, Jimmy Dec 30, 2008 Dec 31, 2012
2823 McCorquodale, Tracy Aug 31, 2009 Aug 31, 2013
6869 McCowan, Mishka Mar 15, 2011 Mar 31, 2015
18 McCoy, Donald Jun 06, 2008 Jun 30, 2016
8011 McCracken, Rex Jan 18, 2013 Jan 31, 2017
7788 McCutchan, Jeffrey Aug 30, 2012 Aug 31, 2016
8339 McDonald, Alexander Aug 09, 2013 Aug 31, 2017
8452 McDonald, Bryce Oct 18, 2013 Oct 31, 2017
7367 McDonald, Price Oct 28, 2011 Oct 31, 2015
8857 McDonald, Willis Jul 12, 2014 Jul 31, 2018
753 McElvanney, Rob Dec 02, 2008 Dec 31, 2012
8922 McFadden, Melony Aug 19, 2014 Aug 31, 2018
7714 McFarland, Doug Jul 03, 2012 Jul 31, 2016
7916 McGary, Caleb Nov 19, 2012 Nov 30, 2016
7336 McGlasson, William Sep 13, 2011 Nov 30, 2017
959 McGowan, Ben Dec 17, 2008 Dec 31, 2016
6744 McGuerty, Jay Mar 07, 2011 Mar 31, 2015
8267 McGuffin, Tim Jun 21, 2013 Jun 30, 2017
2959 McGuire, David Sep 18, 2009 Sep 30, 2017
4598 Mchenry, Jeremy Jun 25, 2010 Jun 30, 2014
8119 McHugh, Patrick Mar 11, 2013 Mar 31, 2017
7465 McJunkin, Jeff Jan 23, 2012 Jan 31, 2016
1444 McKelphin, William Feb 11, 2009 Feb 28, 2017
1259 McKenney, Jim Jan 14, 2009 Jan 31, 2013
7615 McKenzie, Timothy Apr 20, 2012 Apr 30, 2016
4023 McKeon, Luke Mar 30, 2010 Mar 31, 2014
688 McKinlay, Ken Nov 28, 2008 Nov 30, 2012
8391 McKinney, Brett Sep 12, 2013 Sep 30, 2017
1728 McKinney, Steve Mar 09, 2009 Mar 31, 2017
7899 McKinnon, Boyd Nov 08, 2012 Oct 31, 2017
2148 McKnight, John May 05, 2009 May 31, 2017
7840 McKonly, Ward Oct 12, 2012 Oct 31, 2016
7397 McLaughlin, Mike Nov 21, 2011 Nov 30, 2015
5348 McLeish, Carrie Sep 10, 2010 Sep 30, 2018
7946 McLoughlin, Damian Dec 03, 2012 Dec 31, 2016
604 McManimie, John Nov 19, 2008 Nov 30, 2016
24 McMillan, Jim Apr 25, 2008 Apr 30, 2018
8722 McMurtrey, Shannon Apr 21, 2014 Apr 30, 2018
7997 McNicol, Andrew Jan 11, 2013 Jan 31, 2017
7828 McPherson, Sean Oct 02, 2012 Oct 31, 2016
3019 McQueen, Shannon N. Oct 02, 2009 Oct 31, 2017
7793 McRae, Brodie Sep 05, 2012 Sep 30, 2016
1763 McRee, Russ Mar 12, 2009 Oct 31, 2016
259 McVeigh, Sean Sep 27, 2008 Sep 30, 2012
8138 McWaters, Travis Mar 22, 2013 Mar 31, 2017
5458 Mead, Paul Sep 24, 2010 Sep 30, 2014
7132 Meadows, Anthony Apr 16, 2011 Apr 30, 2015
8869 Mecimore, Ted Jul 15, 2014 Jul 31, 2018
7830 Medeiros, James Oct 03, 2012 Oct 31, 2016
918 Medin, Timothy Dec 12, 2008 Dec 31, 2016
6824 Medley, Douglas Mar 12, 2011 Mar 31, 2015
8387 Meece, James Sep 10, 2013 Sep 30, 2017
5673 Meese, Jackie Oct 01, 2010 Oct 31, 2014
2063 Meeus, Werner Apr 24, 2009 Apr 30, 2013
4228 Mehta, Rachna Apr 26, 2010 Apr 30, 2018
58 Meixner, Michael Jul 31, 2008 Jul 31, 2012
7443 Melcher, Daniel Jan 04, 2012 Jan 31, 2016
7878 Melin, Cordell Oct 30, 2012 Oct 31, 2016
7834 Melkersson, Magnus Oct 11, 2012 Oct 31, 2016
6548 Melvin, Nicholas Feb 03, 2011 Feb 28, 2015
6118 Melvin, Premila Nov 24, 2010 Nov 30, 2014
5558 Memisyazici, Aras Sep 28, 2010 Sep 30, 2014
7268 Mendez de la Casa, Jose Manuel Jul 27, 2011 Jul 31, 2015
6668 Mendieta, Luis Feb 25, 2011 Feb 28, 2015
3564 Mengel, Daniel Dec 30, 2009 Dec 31, 2017
228 Menke, Timo Sep 25, 2008 Sep 30, 2016
6854 Menz, Rollin Mar 12, 2011 Mar 31, 2015
7321 Mercer, Dennis Sep 09, 2011 Sep 30, 2015
8737 Merritt, Nathan May 07, 2014 May 31, 2018
8717 Merry, Taylor Apr 15, 2014 Apr 30, 2018
4778 Mesa, Jose Manuel Jul 15, 2010 Jul 31, 2014
7698 Mesellem, Malik Jun 15, 2012 Jun 30, 2016
804 Mewett, Chris Dec 04, 2008 Dec 31, 2016
458 Meyer, Russell Nov 04, 2008 Oct 31, 2016
8350 Meyers, Andrew Aug 22, 2013 Aug 31, 2017
7893 Mialhe, Michael Nov 07, 2012 Nov 30, 2016
4743 Michalski, Lukasz Jul 13, 2010 Jul 31, 2014
8587 Michielin, Julie Jan 24, 2014 Jan 31, 2018
7406 Middleton, Jason Nov 29, 2011 Nov 30, 2015
2759 Mieloch, Brian Aug 21, 2009 Aug 31, 2017
8510 Mihalow, Jason Nov 22, 2013 Nov 30, 2017
1989 Miklas, Tomasz Apr 09, 2009 Apr 30, 2017
6819 Milad, Jason Mar 12, 2011 Mar 31, 2019
4353 Mileto, Frank May 20, 2010 May 31, 2018
8601 Milich, Chuck Feb 05, 2014 Feb 28, 2018
5273 Milks, Daniel Sep 03, 2010 Sep 30, 2014
6719 Miller, Aaron Mar 05, 2011 Mar 31, 2015
7402 Miller, Ben Nov 23, 2011 Nov 30, 2015
7192 Miller, David May 26, 2011 May 31, 2015
8806 Miller, Jason Jun 12, 2014 Jun 30, 2018
119 Miller, John Sep 03, 2008 Sep 30, 2012
609 Miller, Joseph Nov 20, 2008 Nov 30, 2012
8317 Miller, Marsha Jul 29, 2013 Jul 31, 2017
7697 Miller, Richard Jun 12, 2012 Jun 30, 2016
7044 Miller, Tony Apr 08, 2011 Apr 30, 2015
7585 Millington, Edward Apr 02, 2012 Apr 30, 2016
8179 Millman, David Apr 22, 2013 Apr 30, 2017
7327 Millsap, John Sep 09, 2011 Sep 30, 2015
8713 Mindock, Joe Apr 11, 2014 Apr 30, 2018
2693 Miracle, Anthony Aug 10, 2009 Aug 31, 2013
2818 Miranda, Erwyn Aug 31, 2009 Aug 31, 2017
128 Miranda, Oscar Sep 09, 2008 Sep 30, 2016
8568 Mischler, Derek Jan 10, 2014 Jan 31, 2018
1589 Misenar, Seth Feb 19, 2009 Sep 30, 2014
8405 Mitchell, Bryce Sep 23, 2013 Sep 30, 2017
6619 Mitchell, Gordon Feb 16, 2011 Feb 28, 2015
6148 Mitchell, Ian Dec 01, 2010 Dec 31, 2014
738 Mitchell, Jason Dec 02, 2008 Dec 31, 2016
997 Mitchell, Joseph Dec 18, 2008 Dec 31, 2016
8761 Mitchell, William May 22, 2014 May 31, 2018
8502 Mitterer, Bernhard Nov 15, 2013 Nov 30, 2017
8199 Mix, Matthew May 07, 2013 May 31, 2017
7231 Modagi, Giridhar Jun 22, 2011 Jun 30, 2015
8380 Modderman-Lenstra, Wijnand Sep 06, 2013 Sep 30, 2017
8693 Moe, Oddvar Hland Mar 28, 2014 Mar 31, 2018
8873 Moffatt, Richard Jul 18, 2014 Jul 31, 2018
6944 Mohamed Abd El-bar Hegazey, Khaled Mar 28, 2011 Mar 31, 2015
8809 Mohammad, Mazhar Jun 13, 2014 Jun 30, 2018
7404 Mohammed Zain, Ruhama Nov 24, 2011 Nov 30, 2015
2623 Mohan, Chris Aug 02, 2009 Sep 30, 2014
3553 Mohd Shukor, Adnan Dec 29, 2009 Dec 31, 2013
3423 Moloney, Paul Nov 26, 2009 Nov 30, 2013
8220 Molzen, Phil May 24, 2013 May 31, 2017
8868 Monahan, Derrick Jul 15, 2014 Jul 31, 2018
7956 MONIEZ, Nicolas Dec 10, 2012 Dec 31, 2016
3054 Monogioudis, Isidoros Oct 07, 2009 Oct 31, 2013
7305 Montgomery, Mark Aug 16, 2011 Aug 31, 2015
5883 Montgomery, Mike Oct 25, 2010 Oct 31, 2014
2678 Monzon, Christine Aug 07, 2009 Aug 31, 2017
7713 Mooney, Dustin Jul 02, 2012 Jul 31, 2016
7317 Mooney, Patrick Sep 02, 2011 May 31, 2018
1314 Moore, Richard Jan 23, 2009 Jan 31, 2013
8695 Moorhouse, P Mar 31, 2014 Mar 31, 2018
2628 Mootoo, Christopher Aug 03, 2009 Aug 31, 2013
403 Morales, Andres Oct 26, 2008 Oct 31, 2012
8779 Moralez, Janet May 28, 2014 May 31, 2018
4393 Morato, Douglas May 24, 2010 May 31, 2018
4968 Moravansky, Thomas Jul 27, 2010 Jul 31, 2014
7908 Mordosky, Brian Nov 15, 2012 Nov 30, 2016
2943 Moreno, April Sep 12, 2009 Sep 30, 2017
3884 Moreno, Joaquin Feb 20, 2010 Feb 28, 2018
6708 Morfoot, Michael Mar 03, 2011 Mar 31, 2015
7859 Morgan, Colin Oct 25, 2012 Oct 31, 2016
6994 Morgan, Richard Apr 01, 2011 Apr 30, 2015
8449 Morillo, Guillermo Oct 16, 2013 Oct 31, 2017
7330 Moritz, Jonathan Sep 12, 2011 Sep 30, 2015
5753 Morris, Craig Oct 11, 2010 Oct 31, 2014
7049 Morris, Rodney Apr 08, 2011 Apr 30, 2019
8392 Morrison, KJ Sep 12, 2013 Sep 30, 2017
1919 Morrow, Travis Mar 31, 2009 Mar 31, 2017
4473 Morstad, Christian Tanum Jun 09, 2010 Jun 30, 2018
7232 Mortensen, Amund Jun 24, 2011 Jun 30, 2015
8913 Moses, Edward Aug 16, 2014 Aug 31, 2018
7864 Mosley, Lorenza Oct 26, 2012 Oct 31, 2016
6108 Mote, William Nov 23, 2010 Nov 30, 2014
1693 Mothershead, John Mar 04, 2009 Mar 31, 2013
8630 Motson, JR Feb 21, 2014 Feb 28, 2018
5128 Moulton, Jeff Aug 11, 2010 Aug 31, 2018
8768 Mousset, Jeremy May 23, 2014 May 31, 2018
3688 Mowbray, Thomas Jan 25, 2010 Jan 31, 2018
8303 Moxon, Edmund Jul 22, 2013 Jul 31, 2017
6533 Moy, Jeffrey Feb 02, 2011 Feb 28, 2019
4323 Moy, Michael May 12, 2010 May 31, 2014
6188 Moyal, Yanai Dec 06, 2010 Dec 31, 2014
2228 Moye, Orhan May 18, 2009 May 31, 2017
5038 Moyer, Mike Aug 03, 2010 Aug 31, 2014
8279 Mroz, Jason Aleksander Halliday Jul 02, 2013 Jul 31, 2017
7258 Mueller, Roman Jul 21, 2011 Jul 31, 2015
1358 Mulazimoglu, Emre Jan 30, 2009 Jan 31, 2017
3388 Mullahey, James Nov 23, 2009 Nov 30, 2017
4403 Mullins, Wesley May 26, 2010 May 31, 2014
8797 Mumaw, Nick Jun 09, 2014 Jun 30, 2018
7309 Munoz, Michael Aug 19, 2011 Aug 31, 2015
7560 Munoz, Percy Mar 16, 2012 Mar 31, 2016
7361 Munoz, Roberto Oct 20, 2011 Oct 31, 2015
2033 Munthe, Per Arne Apr 17, 2009 Apr 30, 2017
6013 Murakami, Taku Nov 15, 2010 Nov 30, 2018
1148 Murdoch, Don Jan 06, 2009 May 31, 2018
7227 Murillo Moya, Alejo Jun 18, 2011 Mar 31, 2017
6739 Murphy, Keven Mar 07, 2011 Mar 31, 2015
8544 Murphy, Thomas Dec 18, 2013 Dec 31, 2017
8399 Murr, Michael Sep 19, 2013 Sep 30, 2017
8621 Murray, Kiel Feb 12, 2014 Feb 28, 2018
5733 Murrin, William Oct 04, 2010 Oct 31, 2014
3979 Musgrove, Alex Mar 19, 2010 Mar 31, 2018
6789 Musielewicz, Dave Mar 12, 2011 Mar 31, 2015
7508 Mustaffa Kamal, Muhammad Anis Rizal Feb 23, 2012 Feb 29, 2016
7147 Muth, Melissa Apr 21, 2011 Apr 30, 2015
7885 Muthusamy, Vignesh Nov 05, 2012 Nov 30, 2016
1959 Mycock, David Apr 06, 2009 Apr 30, 2013
7959 Myhrer, Henning Dec 17, 2012 Dec 31, 2016
1574 Myrick, Matthew Feb 19, 2009 Feb 28, 2017