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Javier Liendo

Javier Liendo

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Consultor @ Consultor en Smart Monkey Technologies
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Education

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Tecnológico de Monterrey

Electronic Systems Eng, Computer Systems 1987-08-01 - 1991-05-01

Work Experience

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Smart Monkey Technologies

Current

Smart Monkey Technologies

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Cisco

2006-11-01 - 2020-10-01

Cisco

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Nokia

2005-07-01 - 2006-10-01

Nokia

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CA Technologies

2004-08-01 - 2005-06-01

CA Technologies

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Hewlett Packard Enterprise

2001-07-01 - 2004-07-01

Hewlett Packard Enterprise

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EDS

1996-05-01 - 2001-06-01

EDS

Skills

DNS Security (Architecture - Unicast/Anycast/HA, Security, DNSSEC) IPv6 (Architecture, DNS, Web & email operation) Active Directory (Architecture, Roles, Trust models, GPO, Kerberos, Networking) 802.1x (Campus/Distributed, Microsoft AD Integration, Radius/EAP Methods) WAN Security (Netflow v5/v9, Traffic Plane Protection, Instrumentation) Cisco NAC (NAC Campus/WAN/Wireless/VPN, Microsoft AD Integration) Cisco ASA ( HA/Load Balancing/Routed/Transparent, NAT/Firewall/VPN IPSec/SSL) Security in Virtualized Environments Linux and FreeBSD Administration (Networking, Web, Mail, DNS) PKI (Architecture and Operation in a Microsoft AD Environment, OpenSSL) Windows 2003/2008 Administration (Networking, Security) Perl/C/Python IPv4 and IPv6 Routing (RIPv2, EIGRP, OSPF, BGP) Service Provider Security (DDoS protection (RTBH, QPPB, Sinkholes, Backscatter)) IPv4 Traffic Engineering Techniques (Route maps, Route Redistribution, Tagging) Layer 2 Security (ARP Protection, STP Security, VLAN/DTP/VTP/802.1q/CDP/LLDP) MPLS L3VPN (VRF, LDP, Multiprotocol BGP) Security DDoS Network Security

Summary

Huge fan of networking technologies and web application security (L2/L3 and L7, both ends of the spectrum). I'm pretty sure it is my ignorance, but L4/L5 and L6 seems to me to be some pretty boring guys. Used to be a technology fundamentalist but life and age had brought me some very needed doses of wisdom (I hope). Now I know that there is a reason and a place for each and every technology (although I'm still looking for Facebook's place in our world). When I´m not at work (strange concept) you can find me managing my tor exit node or searching for karma on serverfault/superuser... Specialties: Routing/Switching/Wireless Security, SP/Enterprise Security, Netflow as a security tool, Huge fan of Anti-DDoS Techniques (RTBH, QPPB, Sinkholes, Backscatter Analysis), Web Application Security (super modsecurity fan), DNS Security, Internet networking (IPv4/TCP/UDP), IPv6 (those guys from HE really know how to make a cert enjoyable), Linux/FreeBSD (or FreeBSD/Linux for the daemons out there :), Layer 2 Security (ARP, STP, VLAN/802.1q/VTP/DTP/CDP/LLDP)...and then some more...

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