john mark

@john1971t

programmer

Colombie

Anglais

Certaines informations sont présentées en anglais.

À propos de moi

I'm a tech professional with deep expertise in coding, ethical hacking, and digital security. I help individuals and businesses build secure applications, test for vulnerabilities, and protect their systems from threats. Fast, reliable, and 100% confidential.... Plus d’infos

Compétences