Imagen de perfil de cjconstante
@cjconstante
Bandera de Colombia Montería, Colombia
Miembro desde el 20 de julio de 2017
3 Recomendaciones

cjconstante

En línea Desconectado
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
$50 USD/hr
53 comentarios
5.8
  • 93%Trabajos finalizados
  • 94%Dentro del Presupuesto
  • 98%A tiempo
  • 9%Tasa de recontratación

Portafolio

Comentarios recientes

Certificaciones

  • Preferred Freelancer Program SLA
    87%
  • US English Level 1
    85%

Verificaciones

  • Conectado a Facebook
  • Freelancer Preferido
  • Pago verificado
  • Teléfono verificado
  • Identidad verificada
  • Correo Electrónico Verificado

Mis habilidades principales

Buscar freelancers similares