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followers: 375.0 following: 14.0 repos: 71.0 gists: 0.0

Name: Helvio Junior (M4v3r1cK)

Type: User

Location: Curitiba, PR, Brazil

Blog: http://www.helviojunior.com.br/

Hi 👋, I'm Helvio Junior (aka M4v3r1ck)

Cybersecurity Researcher && Trainer && Penetration Tester

📔 I’m co-founder and CEO of Sec4US
📚 I’m currently learning Low Level stuffs and studing to OSEE
🔖 I’m the first to earn OSCE3 in Latin America
🔖 I hold the majors offensive security certifications OSCE3, OSEP, OSED, OSWE, OSCE, OSCP, eMAPT, eCXD, CEH
📝 I regularly (or not) write articles on https://www.helviojunior.com.br
💬 Ask me about buffer overflow, assembly, shellcoding, binary exploitation, exploit dev, malware dev, network, mobile pentesting and Source Code Review and so on
📫 How to reach me [email protected]

Connect with me:

Creator of 🇧🇷 Brazilian Cyber Security Certifications:

Some Badges:

My public presentations in Brazilian language (PT-BR):

Note: Only on Brazilian language (Portuguese)

Interview

https://youtu.be/aoFDErwZ-L8

Helvio Junior (M4v3r1cK)'s Projects

ipatool

Command-line tool that allows searching and downloading app packages (known as ipa files) from the iOS App Store

jsfuck

Write any JavaScript with 6 Characters: []()!+

kaitai_struct_formats

Kaitai Struct: library of binary file formats (.ksy)

knowsmore

KnowsMore is a swiss army knife tool for pentesting Microsoft Active Directory (NTLM Hashes, BloodHound, NTDS and DCSync).

live_bufferoverflow

Material utilizado na Live sobre Buffer Overflow

low-level-programming

Source code for 'Low-Level Programming' by Igor Zhirkov

minidump

Custom implementation of DbgHelp's MiniDumpWriteDump function. Uses static syscalls to replace low-level functions like NtReadVirtualMemory.

msfvenom_custom_encoding

A rewritten version of the (Almost) Fully Undetectable EXE I originally made.

Ubuntu and Embedded Linux(Raspberry Pi, Banana Pi etc.) drivers for MediaTek MT7601u Wireless Chipset. Support Access Point(AP) and Station Mode(STA). Tested on 32-64 Bit Ubuntu and Raspberry Pi 2 with all kernels since v4.0.0+. You can use this driver for internet sharing(hotspot), robotic, file transfer or ssh.