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|Address:||Štefana Moyzesa 1571/47, Ružomberok, 034 01, Slovak Republic|
|Mobil Phone (SK):||+421 905 400542|
|Mobil Phone (CZ):||+421 910 800955|
|Email:||pavol dot luptak at nethemba dot com|
|Date of birth:||May 15th 1979|
|Place of birth:||Ružomberok, Slovak Republic|
Faculty of Electrical Engineering and Information Technology, The Slovak University of Technology, Bratislava, Bachelor's degree of Software Engineering - BSc. thesis: "Input-output characteristics of impulse neurons" (in Slovak language)
Faculty of Electrical Engineering, Czech Technical University in Prague, MSc degree in Computer Science - MSc. thesis: "Generating security description of applications for security frameworks.", short presentation
Certified Information Systems Security Professional (CISSP) certification, Frankfurt/Germany
Certified Ethical Hacker (CEH) certification
Preparing for Computer Hacking Forensic Investigator (CHFI) certification
I am willing and able to gain any other security-related certification (CISA, GCIA, GSEC, ..)
Fluent both writing and speaking (TOEFL certificate).
Very good (practical experiences from Mexico, Peru, Chile and Spain).
The mother language.
1999 - 2000 S&T, Bratislava
Contract work for Slovak Telecom, the distributed shut-downing UPS system for HP-UX development (in C/perl).
2000 - August 2001 UI42 s.r.o, Bratislava
Securing and administration of the most visited job portal in Slovakia www.profesia.sk , the intranet & internet company www.ui42.com, a lot of client's servers (www.pcrevue.sk, www.limba.sk, ..), experience in creating security audits and consulting.
September 2001 - December 2001 LMC, Prague
January 2002 - January 2008 ICZ, Prague
Security Consultant focused on securing and administration of central servers of The University of Economics, Prague, Czech National Radio, Czech post services, network & server security, creating large penetration tests and security audits for Czech government institutions, almost all Czech mobile operators, American corporations and other international customers.
February 2008 Nethemba s.r.o, Bratislava
Owner, CTO and Lead Security Consultant of the security-based company Nethemba s.r.o. focused on comprehensive penetration tests and security audits, proposing ultra secure solutions, VOIP solutions, clusters, consulting & training in security areas.
A lot of large penetration tests for international online-casinos, Czech banks, Slovak insurance companies, American corporations, etc.
Design and implementation of the load balanced and high availability cluster (11 servers) for the biggest job portal in Slovakia for Profesia s.r.o. (owned by Daily Mail and General Trust plc - DMGT).
Design and implementation of the load balanced and high availability cluster (6 servers) for the biggest "reservation of accommodation" portal in Slovakia for Limba s.r.o.
Design and implementation of the load balanced and high availability cluster (4 servers) for the biggest economic & business portal in Slovakia
Design and implementation of the antispam and antivirus mail clusters for UI42 s.r.o., Profesia s.r.o, Faculty of Philosophy - Comenius University in Bratislava
2000 - 2002 Kmit, Bratislava
2001 - Strahov Network
Administration of the central SMTP/DNS/DHCP server on Sillicon Hill, the college dormitory of Czech Technical University.
I have 8 years of experience in lecturing at various security conferences
Prielom (blackhat magazine), February 2000
Paper (in Slovak language) about HEAP & BSS overflows
Prielom (blackhat magazine), September 2000
Paper (in Slovak language) about Exploiting binaries through PLT (procedure linkage table) and GOT (global offset table)
Security of data in information systems seminar in Kongresove centrum, Prague, 24-25.4.2001
Common vulnerabilities and practical hacking demonstration
Openweekend security conference, Prague, September 2001
Practical hacking demonstration, presentation about Linux advanced packet filtering
Hysteria blackhat session, Bratislava, July 2003
Hysteria blackhat session, Bratislava, April 2004
Openweekend security conference, Prague, October 2004
Openweekend security conference, Prague, October 2005
CVTSS (Czech organization for telecommunication networks), Prague, November, 2005
Network Security Congress, Prague, April, 2007
I have 9 years of experience in creating security audits and penetration tests.
Deep knowledge of OSSTMM - Open Source Security Testing Methodology Manual, OWASP testing guide, ISO 17799 and ISO 27001
Knowledge of many security scanners and exploiting frameworks
10 years of experience in manual seeking of buffer/heap overflows, race conditions, web application vulnerabilities (SQL injection, XSS, CSRF, directory traversal, ..) and other serious vulnerabilities
Network / local auditing of all operating systems
Wireless network auditing
Web application testing (deep knowledge of Burpsuite, WebScarab, Paros, SpikeProxy, CAL9000) according to the OWASP Testing Guide
Auditing of mobile phones & PDAs
Source code audit (PHP, perl, C, dot net, java)
Experience with social engineering (simulating of phishing attacks)
I have 13 years of experience and knowledge in (user-space, application, server, network) programming in various languages (including low-level assembler programming), bug-tracing and code auditing.
ASM (x86, Alpha, 6502) - writing shell codes, reverse engineering, own 3D engine
C - my second native language, the most large projects (e.g.TTT talker) I wrote in pure C, also have experience with security source code audit
C++ - my bachelor thesis was written in C++, experience with QT graphics library
XML/XSLT - my master thesis was written in XSLT language
Perl - I coded the distributed shut-downing UPS system for Slovak Telecom
PL/SQL, Lisp, Prolog, Visual Basic, Pascal - many academical projects I wrote in these languages
Script languages (bash, awk, sed, ..) - daily usage
I have 11 years experience in Unix systems (Linux, all BSD systems, Solaris, HP/UX, AIX, ..), detailed knowledge of TCP/IP networking, load balancing, fail-over clusters, web servers and various other technologies
VPNs - OpenVPN, CiscoVPN, various IPSEC implementations
PKIs - OpenCA, NewPKI, PyCA, SimpleCA, IDX-PKI
IDS - snort, prelude
Honeypots - honey pot project, sebek, also I wrote own patches to SSH to monitor the attackers
LVS HA clusters - lvs, ldirectord, heartbeat, keepalived - I implemented many production clusters
Various databases (MySQL, PostgreSQL, Oracle) - experience with MySQL cluster
LDAP - I use OpenLDAP as a main backend for large-scale mail clusters
Antispam/antivirus mail clusters - postfix, amavisd-new, clamav, spamassassin, pyzor, razor, dccproc - I designed and implemented many big mail clusters (up to 20000 users)
IP Telephony - I wrote my own patches to Asterisk SVN trunk and proposed large call centers
Virtual machine technologies - I have experience with KVM, XEN and VMWare
Latex, XML DocBook - I wrote my bachelor thesis in Latex and my master thesis in XML DocBook