David Matthew Zendzian

dmz@dmzs.comihttp://www.dmzs.com/~dmz/resume.htmliPDFi (415)738-5324

 

Summary

Skilled self-starter with Executive, Departmental & Team Management experience in Fortune 50 organizations.  Skillful resolution of complex problems.  Very experienced in the full application development cycle.  Demonstrated ability in the crafting of strategic plans and interfacing with internal and external management, peers and partners.  Respected for interpersonal skills, integrity, leadership and especially computer knowledge and principles.

 

Certifications:      VISA QDSP (Qualified Data Security Professional)
VISA QPASP (Qualified Payment Application Security Professional)

 

Published:           “Hack Proofing your Wireless Network” by Syngress Publishing, 2002

                                “Managing IMAP” by O’Reilly, 2000 has sections on my Cyrus/SASL patches

 

Speaker               SecurityOpus – “Business / IT & PCI Compliance” 2007

                                Two day training course to provide PCI solutions to Merchants, Acquirers and the IT staff that support them.  What, Why & How of PCI, Legal Liability, PCI Audit Checklist, Tools for making your staff PCI ready, Documentation, Architecture, Encryption, Auditing, Vulnerability scan and Penetration testing, SDLC vs PABP and Patch Management.

 

MIS Training Institute Conference & Expo on Mobile & Wireless Security, September 2002. Presented detailed instructions on how Wireless networks are identified and technical information on how the ‘carte’ project utilizes identified information to graph possible bounds of wireless networks using satellite imagery.

 

                                WRQ Customer Conference – Yearly conference of top customers of WRQ. Presented Wells Fargo solution for single sign-on Internet based access to mainframe systems.  

 

Projects:               PCI Conference - The first conference devoted entirely to the Payment Card Industry (PCI) Data Security Standard (DSS). It is a place to learn and discuss the compliance requirements, and meet experts who can answer your touch questions. PCI-CON focuses on how to prepare for and survive an audit from both the technical and business perspectives.

 

Carte  - Project Creator / Developer – Wireless network bounds mapping application that creates Inverse Distance Weighted image maps that overlay on top of TerraServer satellite & Mapquest Aerial maps showing the possible range of discovered wireless maps.

 

                                F.I.R.E. – Developer – Forensic & Incident Response Environment - Bootable CDROM capable of providing immediate tools for performing Forensic analysis, incident response, data recovery, penetration testing & vulnerability assessment (documentation, testing, script hacker, Xapp(C)).

 

                                Air Internet  - Creator, Developer – GNU Wireless Access Point  administration and payment system enhancement for NoCat captive portal with support for Cybersource, Paypal & BofA payments.

 

Nocat Wireless  - Developer – GNU Wireless Access Point Authentication system for turning Linux & BSD systems into secured WAP.

 

sentryWatch – Project Creator / Developer – Central database integration of portsentry intrusion monitoring (sh, php, perl, mysql)

 

                                Mysql-SASL Patches – Patches to Carnegie Mellon Simple Authentication and Security Layer to support Mysql as an authentication mechanism and allow cyrus IMAPd to support multiple instances with multiple config files (C).

 

                                Debian Developer: Icecast MP3/Ogg Vorbis audio streaming & the public key server used within the pgp public key network.

 


Business Experience

November 2006 –                 Managing Partner

                  ZZ Servers, LLC. (www.zzservers.com)

·         Business Development & Marketing of collocation and managed services

·         Sourced and designed Managed Internet Collocation data-center

·         Identified and hired technical teams

·         Designed and configured asterisk pbx, including IVR functions that integrate into company back-end systems and provide customers and staff multiple telephone based tools

·         Designed and deployed multi-DMZ managed infrastructure for deploying and supporting mass managed and unmanaged collocated internet applications.

·         Designed and deployed network based server provisioning for entire hosts or Xen virtual hosts.

·         Managed team of system and network engineers responsible for entire corporate infrastructure.

 

December 2004  -             CEO and Lead Consultant (Lead Consultant / Systems & Security Consulting Services)

 -                                              DMZ Services, Inc. (www.dmzs.com)

DMZ Services

·         Designed, deployed and supervise team that monitors distributed network intrusion detection network to monitor for threats against on-site or collocated network infrastructures.

·         Designed, deployed and supervise team distributed application security log monitoring for threats against on-site or collocated applications.

·         Created OEM product for highly available network load balancer on inexpensive network devices, supervised and contributed to web application configuration tool and supervise team managing deployment and use of load balanced network infrastructure.

·         Designed and configured asterisk pbx, including IVR functions that integrate into company back-end systems and provide customers and staff multiple telephone based tools

·         Formalized all business processes and relationships

·         Responsible for all business operations and management

·         Design, Built out and maintenance of internet colo including n+2 servers for all tiers (Firewall, Web, DB, Mail)

·         Design and programming of new DMZS portal that includes web site, email and customer provisioning along with online tools for network and local vulnerability assessment tied into full zabbix monitored systems.

·         Provided small business consulting services for IT design and deployment as well as security vulnerability and forensic services for incident response requests from the small business community

DMZ Services – AirInter.net

·         Created & programmed wireless portal for NoCat gateway, including full user and administrator management of accounts.

·         Created & programmed payment gateway for NoCat gateway including support for SurePay, Cybersource, PayPal & BofA payment gateway

·         Created custom embedded linux image and system for deploying AirInter.net/NoCat gateway on an easy to use small embedded system

·         Worked with programmers and ISPs in multiple locations in the USA & throughout the world to deploy AI-NoCat gateway

·         Recreated new AirInter.net web site for public download and forum support of all software released

DMZ Services – Justgive.org, 2004-

·         Continued support of justgive, moving their servers into new DMZS managed facilities

·         Added clustering of web, application and database layers for Justgive to facilitate 2005 giving season which should top 15MM in total donations through Justgive and American Express partner

Verisign – Siebel Systems, 2004

·         Designed IDS / IPS / Vulnerability assessment tool for Siebel systems through a contract with Verisign Professional Services

Sapient Data Security – Blue Shield of California, 2005/2006

·         Performed HIPAA Risk Assessment of internal projects and external vendors

·         Assisted in hiring of full time staff risk engineer

·         Developed database to store all risk assessment details and generate department reports and statistics

·         Developed new methods of creating risk reports by extending current tool functionality.

DRG – Virgin Mobile USA, 2005

·         Contract Chief Information Security Officer responsible for creating security policies, procedures and department within Virgin Mobile USA (VMU)

·         Worked with SOX and PCI teams to ensure policies and procedures within VMU were in place to ensure VMU compliance.

·         Identified and assisted in hiring security engineering team

·         Identified additional security device requirements necessary for compliance. Worked with vendors to receive evaluation devices and coordinated installation and testing of these devices (LogLogic, PacketMotion, Net Forensics, N-Circle, etc)

·         Worked with all technical teams to ensure firewalls, network devices and security up to newly created security standards

·         Initiated design of corporate wireless reconfiguration with WPA and centralized certificates. Worked with network and server team to begin beta testing of new wireless configuration

·         Created list of all security needs to be passed on to permanent CISO when hired.

DRG – PCI (listed below), 2005-2007

PCI Projects below include auditing security policies, network architectures, firewall and IDS implementations, systems services and protocols, configuration standards, patch management, encryption methods and key management controls, antivirus, application software development lifecycles, systems authentication and physical access controls, audit logging and monitoring, media storage controls, data retention and destruction, disaster recovery and business continuity, incident response plans, network vulnerability scanning and penetration testing.

DRG – Williams Sonoma – PCI, 2005/2006

·         Performed 2005 network penetration testing of web presence for all Williams Sonoma companies (Pottery Barn, Williams Sonoma, etc).

·         Performed 2006 War-dialing assessment of all Williams Sonoma phone systems

·         Performed 2006 Wireless security assessment of Williams Sonoma Corporate offices

DRG – Wells Fargo Bank – PCI, 2006/2007

·         Performed 2006, 2007 PCI policy review & Debit Card PCI Audit

·         Lead Security Engineer for 2006 PCI audit of Wells Fargo Bank debit card systems. Over 120 people and 6 applications spread between multiple states.

DRG - Marine Corps Community Service (MCCS) – PCI, 2006/2007

·         Lead Security Engineer for 2006, 2007 on-site PCI Audit of MCCS in Okinawa & Iwakuni, Japan and HQ in Quantico, VA

DRG – Global Cash Access – PCI, 2005/2006/2007

·         Performed 2005, 2006 & 2007 PCI policy review

·         Lead Security Engineer for 2006 on-site PCI Audit

·         Performed 2006 network penetration testing of network resources for PCI compliance

DRG –Adteractive – PCI, 2005, 2007

·         Performed 2005 & 2007 PCI policy review

·         Security Engineer for 2005 on-site PCI Audit

·         Performed 2005 network penetration testing of network resources for PCI compliance

DRG – I-Pass - GoRemote – PCI, 2006

·         Performed 2006 PCI policy review

·         Lead Security Engineer for 2006 on-site PCI Assessment

DRG – Shop.com – PCI, 2006

·         Performed 2006 PCI policy review

·         Lead Security Engineer for 2006 on-site PCI

DRG –Chelsea & Scott – One Step Ahead - PCI, 2006

·         Lead Security Engineer for 2006 on-site PCI Readiness Review

·         Lead Security Engineer for 2006 on-site PCI Assessment.

 

April 2002 –                          Team Lead - Security, Architecture & Implementation

December 2004                                Private Client Services Technology, Wells Fargo Bank, N.A. (www.wellsfargo.com)

·         Met with Department management team on regular basis to update status of team projects and initiatives.

·         Worked with Security & Architecture team to identify and resolve problems with projects or procedures within the PCS business.

·         Met with Architecture team on bi-weekly basis to review current projects and lead team discussions on issues and solutions to existing, new and planned projects.

·         Established PCS Technology security infrastructure documentation templates and worked with the team to formalize the procedure of security & network documentation and peer-review of PCS projects.

·         Created technical Site Review template and worked with team to establish procedure to perform and document site review and network.

·         Performed security site review of multiple PCS acquisitions. Established site documentation and provided security designs to facilitate migration of acquisition legacy applications onto WFB network.

·         Designed complex solutions to PCS network based applications to allow functionality of applications from Broker workstations to partner networks and the Internet.

·         Responded to acquisition security incidents, rapidly designing and deploying multiple security solutions from IDS nodes to multiple Symantec VelociRaptor Firewalls.

·         Designed and worked with implementation team to deploy network & security infrastructure for PCS Correspondent services that included multiple web based co-branded applications built upon ASP/Weblogic & Custom code. All pieces were tied together through a single-sign-on solution.

·         Identified and assisted in deployment of PCS Technology security document server utilizing Cyber Arc technology allowing for a secure file repository for all PCS technical and business documents.

 

November 1999 -              CEO and High Programmer (Lead Consultant / Systems & Security Consulting Services)

 -                                              DMZ Services, Inc. (www.dmzs.com)

DMZ Services, Inc.

·         Established business relationships with engineers and consultants world wide to provide a 24x7 support.

·         Established capital budget and performed all back-office business functions, including permits, licenses, insurance and payroll.

·         Designed and developing (patent-pending) interface for performing all back-office tasks as well as providing an interface for all servers and services being monitored integrated into a system that clearly meshes with the business logic of the organization deploying it.

·         Integrated new DMZS web design into several Open Source projects in the creation of the new corporate web site using PHP, Perl and C.  Included tools to support IT professionals with Project Management and distributed system and network assessment and system & security monitoring tools. 

·         Designed, programmed and manage live MP3/Vorbis-Jukebox, offering team custom set-lists they can choose from to listen to from home or work. The project became the backend to the radio station at the largest hacker convention in the world, Defcon.

JustGive.org (www.justgive.org) – Non-Profit Volunteer IT & Security Support

·         Volunteered time and services to provide internet, server, network & security consulting  to JustGive.org, Global Gateway to Charitable Giving and Philanthropy on the Internet.

·         Setup Corporate Headquarters network, Linux Internet Gateway and Packet Filter Firewall.

·         Deployed windows file shares with SAMBA, eventually moved to an NT file/print server.

·         Designed 3 layer DMZ security architecture facilitate new software & partnership with American Express.

·         Deployed & Supported new DMZ utilizing TRex firewalls, tripwire, snort, portsentry and sentryWatch to provide security and Apache Jakarta Tomcat with mysql and PostgreSQL database for the new application.

Wells Fargo Bank, N.A. (www.wellsfargo.com) – Security Consulting

·         Provided secure network infrastructure designs for the Secure Access Engineering Division of Wells Fargo.

·         Worked with all banking business units within the bank to implement secure infrastructure designs on any project that connected to the Internet or external partner. 

·         Worked on designs for Wells Fargo Brokerage backend connectivity to multiple systems of record and partner networks.

·         Designed, deployed and managed multi-zone Raptor Firewall for one of the first WFB co-branded sites. 

Sure-T, LLC (www.sure-t.com) - IT & Security Consulting

·         Partnered with Sure-T, an electronic provider of Surety bonds for Internet Commerce to provide all IT & Security services.

·         Worked with founder to develop application design integrating security principles into the plan.

·         Managed outsourced development shop on the build of the application, managing development cycle and reporting status to Sure-T founding team.

·         Negotiated collocation facilities with Above.net for production servers.

·         Procured all software necessary for Sure-T application, including lifetime Oracle license for core database.

·         Worked with & managed team of engineers to deploy secure infrastructure capable of being integrated into any leading financial, insurance or commerce application.

·         Deployed multiple Raptor firewalls, SecureID access to every server

·         Configured dual Sun Enterprise 4500’s with shared SCSI D1000 RAID cabinet.

·         Worked with network & server team to deploy application and server monitoring for developed J2EE/Weblogic application.

·         Provided proactive support on 24x7 managed services for all servers and security.

·         Provided complete documentation regarding IT management and IT deployment details to Sure-T team.

Gazoontite.com (www.gazoontite.com) - IT & Security Consulting

·         Provided Gazoontite.com, an Allergy Solution provider with stores in NY, LA, San Francisco, Chicago and Online with UNIX (Solaris/Linux) & Security Consultant Support.

·         Designed, configured & Deployed Development, QA and Production server farms.

·         Assisted DBA and Developers in troubleshooting Oracle and java problems on large multi-processor redundant systems.

·         Configured cron and other scripts to simplify repetitive applications. Installed custom bigbrother and MRTG monitors and provided documentation on all system(s) configuration.

·         Performed custom sendmail rule configuration to provide inbound Internet proxy/gateway for e-mail.

·         Monitored and supported all systems in case of emergency.

3d-Unlimited.com (www.3d-unlimited.com) – IT & Programming Consulting

·         Reprogrammed Cyrus IMAP Daemon and SASL libraries to support multiple-virtual environments

·         Deployed new configuration using TWIG for the online gaming community 3d-Unlimited to support virtual email services to every domain and user of the 3du group. 

 

April 1999 –                          Director of Information Technology

November 1999                International Microcomputer Software, Inc. (www.imsisoft.com)

·         Managed International IT Department that provided and supported the systems and networks used by the corporate office and their Internet strategies. 

·         Organized all IT projects in online project system, including support for online meetings. 

·         Provided weekly reports to executive staff on all IT department projects. 

·         Organized weekly and monthly budget and expenses. Worked with financial department to develop a capital budget.

·         Documented infrastructure with dig-down & database integrated Visio Diagrams.

·         Outlined security policies through drafts of Internal Computer Use Policy and Security Standards. 

·         Redesigned headquarters LAN installing corporate VPN and firewall. 

·         Investigated and specified future co-location partners. 

·         Negotiated with regional and international ISPs, Telco and Equipment vendors. 

·         Moved executive staff onto blackberry wireless services.

·         Installed 24x7 network monitoring system monitoring for: Bandwidth, Server status (services and internal processes and drive space), and inappropriate system/network activity.

·         Configured UNIX (Sun Enterprise & Linux) systems for use with: Oracle, MySQL, Apache-SSL, PHP, Mod-Perl, FastCGI and Coldfusion.

 

April 1998-                           Security Consultant (Internal)

April 1999                             Wells Fargo Bank, N.A.; Information Security Services (www.wellsfargo.com)

·         Provided security consulting services on complex projects. 

·         Ensured security risks such as data access, integrity, confidentiality and business continuity controls were identified and addressed. 

·         Guided internal customers in their project security planning process and risk/exposure analysis. 

·         Developed and evaluated platform specific security standards.

 

August 1997-                      Founder/CEO/Programmer/Engineer/Security

April 1998                            Air Internet, LLC (www.airinter.net)

·         Founded High Speed Wireless Internet & Services Provider for the Charleston, SC regional area. 

·         Designed all marketing and rollout of network. 

·         Negotiated access to entire BellSouth & Sprint Towers in the South Eastern US.

·         Negotiated data connectivity from regional internet provider.

·         Investigated possible insecurities and concerns with wireless networks.

·         Identified WIMAN equipment for wireless, and negotiated exclusive rights to equipment in the Carolinas.

·         Designed city grid & setup first antennas on 175' tower. 

·         Setup and configured SOHO Router, a modified Linux Router Project (LRP) to support WIMAN equipment.. 

·         Provided 24/7 online radio station broadcasting live & recorded DJs via real-audio & video. 

 

August 1995 ‑                      Owner/Operator/Engineer (IT & Security)

April 1998                             DMZ Services (www.dmzs.com)

DMZ Services

·         Founded a Computer Services company to address the needs of small area businesses. 

·         Responsible for all aspects of running a business to include developing the software, marketing and sales. 

·         Provided security reviews of new and existing infrastructures and provided solutions to issues discovered.

·         Assessed infrastructures for capacity planning and provided designs and equipment necessary to handle current and future utilization.

·         Designed and Installed Novell/UNIX/NT networks.

·         WEB page design (HTML, CGI, Java, JavaScript), maintenance and hosting. 

·         Developed TeleResort Auctions - an automated auctioning system for property bidding via touch tone telephone, included development of libraries for: RS232 interrupt driven routines for IBM-PCs, Graphics Kernel System in C++ & Text Window System.

Cable Wave, Inc., (www.cablewave.net) Linux & Security Consulting

·         Assisted system manager with configuration and support of custom Linux/Cable modem interface. 

·         Provided support for wireless Internet connection from Air Internet.

·         Assisted system manager with security design issues and network penetration testing.

Internet Channel, Inc. - Internet News Manager & Linux Consulting

·         Setup and maintained Internet news feed from news servers around the Internet to their customers. 

·         Provided support to internal staff with Linux kernel & network questions.

 

January 1994 –                   Founder/Board Member/IT/Security/Programming

July 1994                              A World of Difference, Inc. (www.awod.com)

·         Setup system for A World of Difference, an Internet provider for the Charleston County area. 

·         Facilitated negotiations for Internet services from regional Internet provider

·         Established relationship with equipment vendors to acquire necessary hardware for initial ISP operations.

·         Programmed user interface menu for easy use of resources on Internet. All development done on a Linux.

·         Setup News and Email services used by customers.

·         Configured routers and dialup equipment.

 

July 1991-                            MIS Manager

August 1995                        Atlantic Services Group, Inc: Palmetto Shipping, TradeSource, Opti-Trans Inc, Commercial Bonded Warehouse, Prestige Furniture, Atlantic Document Storage

·         Maintained all IT projects and provided reports to management at weekly staff meeting.

·         Maintained IT budget and allocation of all monthly expenses.

·         Documented entire network design and layout.

·         Monitored & supported systems and network to assure resource availability.

·         Implemented trouble ticket system for IT issues.

·         Downsized from AS400 & VMS to Novell/UNIX network.

·         Established corporate wide E-Mail system connecting corporate network to the Internet. 

·         Implemented wireless barcoding system and integrationed with warehouse management software.

·         Designed & Programmed barcode printing application.