cjconstante

36 reviews

@cjconstante

Montería, Colombia

Jäsen alkaen 20. heinäkuuta 2017

3 Suositukset

cjconstante

Online-tilassa Offline-tilassa

Ethical Hacker - System Administrator

I am Cristian, an ethical hacker (security professional). I can provide defensive methods to your systems / networks to secure them in the best way or, offensive methods (attacking) your systems / networks, as a real hacker would, but in a professional and controlled manner. I will strive from the technological side to grow your business and reputation so that you can render good services to your customers. I am also a network and telecommunications specialist and have more than 5 years of experience in administration, configuration and server hardening. It is one of the tasks that I like to do most. Tools/Skills. - Operating Systems: Linux (CentOS, Fedora, RedHat, Ubuntu, Debian) and Windows Servers (2008R2 - 2012 - 2016) - Firewalls/Proxy: pfSense, IPTables, CSF, Cisco, Juniper, Check Point, Zentyal, ClearOS - VPN: OpenVPN, StrongSwan, OpenSwan, IPSec, SoftEther VPN, PriTunl

dollaria18 dollaria / tunti

36 arvostelua

5.2

92%Suoritetut työtehtävät
93%Budjetin mukaisesti
96%Ajallaan
9%Uudelleenpalkkaamisaste

Portfolio

Viimeaikaiset arvostelut

Setup L2TP VPN on Debian Server £84.00 GBP
“Positive impression”
wtlsupport 3 viikkoa sitten
Project 16433640 has been deleted $120.00 USD
“Great job. He was available to get it done fast and went above and beyond. I am very happy with the entire process and the results."”
holy22 kuukausi sitten
Streisand VPN $315.00 CAD
“Thanks for your good work”
Bashaclick kuukausi sitten
Safety review of my website (worldpress+woocomerce) €400.00 EUR
“Great Guy, he did a lot of work very fast at a resonable price, what more can you ask for ?”
andreadavid kuukausi sitten
Project for Cristian C. $50.00 USD
“Has great knowledge and troubleshooting skills. Good freelancer. Will use him in the future. Jonathan”
jwright20 kuukausi sitten
Configurar servidor virtual con panel Plesk Pro Edition $95.00 MXN
“Profesional, honesto y propositivo, sin duda sabe su trabajo, muchas gracias!”
albertomarx kuukausi sitten