
Timeline
About me
Penetration Tester at ITSEC Asia | Security & Software Engineer
Education

Sma n 3 yogyakarta (padmanaba)
2015 - 2018Senior high school, natural sciences 10-12Activities and Societies: -Padmanaba Robotic Team -Research Team -Bhayangkara Padmanaba -Media Director at SKI Al-Khawarizmi (Islamic organization) -Event Padmanaba : Theater Jubah Macan, PSTW 2015-2016, PIF 2016, PPHP 73, Pasukan Bhayangkara PLS-PPLB 2016,Dedicart 2016
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Universitas gadjah mada (ugm)
2019 - 2023Bachelor of engineering - be information engineering
Experience
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Universitas gadjah mada (ugm)
Mar 2021 - Jun 2021Object oriented programming lab. assistant• Providing guidance and instruction to a group of 10 students on fundamental Object-Oriented Programming principles using C#.• Designing and supervising the final project to apply learned concepts effectively.• Assessing and evaluating student performance through lab assignments.

Widya security
Aug 2021 - Dec 2021Cyber security engineer• Acquired proficiency in conducting penetration testing on company websites utilizingthe OWASP and ISSAF frameworks.• Executed penetration testing to identify vulnerabilities in the application layer,employing DoS techniques with tools such as slowloris, resulting in website downtimedurations of over 16 minutes and controlled start-stop scenarios over 5 minutes.• Developed skills in live digital forensics acquisition, employing the man-in-the-middlemethod on conversation systems.• Authored and published a paper titled "Analysis of Encrypted Network Traffic from aSecure Instant Messaging Application: A Case Study on a Synology Chat InstantMessaging Application." Show less

Pt ylabs inovasi indonesia
Aug 2021 - Sept 2021Front-end web developer co-mentor• Guiding and assisting mentors in delivering and compiling materials on frontend development.• Supervising participants in the development of the final bootcamp project, which will be presented as a product.

Camp404
Jan 2022 - Mar 2022Fullstack web developer• Learn the basics of PHP and Laravel, and create a simple CRUD website using MySQL database.• Learn SQL for querying data from MySQL database.• Implement a search feature on the admin page to optimize website loading (previously, all data was loaded directly from the table without using a search page first).• Implement specific video buttons for each course using foreach loop to enhance user experience.• Conduct live Zoom and YouTube sessions to teach basic HTML, CSS, and PHP, with participation from 1514 attendees. Show less
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Universitas gadjah mada (ugm)
Feb 2022 - Jul 2022Basic programming lab. assistant• Guiding and instructing six students in fundamental C++ concepts and practical applications.• Evaluating and assigning scores to students based on their performance in lab activities.

Synapsis.id
Nov 2022 - Feb 2023Assisting in talent sourcing from top universities and facilitating the tech recruitment process to ensure a seamless and professional experience while maintaining the core objectives. • Mastering the development of full-stack applications utilizing Golang, JavaScript,MySQL, and Docker.• Acquiring expertise in building web applications, particularly utilizing Next.js, toshowcase a company's application/portfolio list.• Contributing to the identification of digital transformation requirements for a coalmining client in Kalimantan, including software development aimed at enhancingproduction efficiency.
Tech Recruiter
Feb 2023 - Feb 2023Back End Developer
Nov 2022 - Feb 2023

Itsec asia
Feb 2023 - Aug 2023Penetration tester intern• Acquired fundamental knowledge in ethical hacking and honed skills through educational resources sourced from Udemy, TryHackMe, and HackTheBox platforms, while also extensively studying writeups and pentest reports.• Conducted comprehensive penetration tests and subsequent retests on websites belonging to prominent telecommunications, health insurance, and banking companies in Indonesia.
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Universitas gadjah mada (ugm)
Feb 2023 - Jun 2023Assistant LecturerSupervised by: Mr. Ir. Sujoko Sumaryono, M.T.Subject Areas: Computer Security, IT Auditing, Risk Management, and Data Compression EngineeringMain Responsibilities:1. Assist in preparing multimedia and visualizing lecture materials to enhance teaching effectiveness.2. Aid in managing lecture learning resources to ensure smooth delivery of course content.3. Assist in implementing lectures, including facilitating discussions and practical exercises.4. Contribute to the development of assessment tools and evaluation of learning outcomes (LO) to gauge student progress effectively.5. Collaborate in planning, implementing, evaluating, and refining learning activities following the Outcome-Based Education (OBE) cycle to optimize educational outcomes. Show less
Assistant Lecturer
Feb 2023 - Jun 2023Information Technology Senior Project Lab. Assistant
Feb 2023 - Feb 2023

Itsec asia
Oct 2023 - nowJr. consultant penetration tester• Conducted thorough penetration testing and subsequent retesting on websites associated with leading telecommunications, health insurance, and banking enterprises in Indonesia, exhibiting a comprehensive understanding and application of cybersecurity principles and techniques..• Engaged in White-box, Grey-box, and Black-box Security Testing.• Generated Technical Reports for Clients.• Participated in security testing activities such as Web & physical pentest ATMMachine.• Communicated with stakeholders regarding cybersecurity issues and providedrecommendations.• Enhanced foundational skills and prepared for certifications such as OSCP (OffensiveSecurity Certified Professional) and CPSA (CREST Practitioner Security Analyst). Show less
Licenses & Certifications
- View certificate

Cybersecurity essentials
CiscoJul 2020 - View certificate

Intermediate python
DatacampApr 2021 - View certificate

Information security for begineer
Cyber academy indonesiaJul 2021 - View certificate

Introduction to python
DatacampApr 2021 - View certificate

Introduction to cybersecurity
CiscoJul 2020 - View certificate

Machine learning for everyone
DatacampApr 2021 - View certificate

Web hacking for beginner
Cyber academy indonesiaAug 2021
Honors & Awards
- Awarded to Grinaldy Yafi' Rasyad1st Place KMTETI CTF 2021 KMTETI FT UGM Aug 2021
- Awarded to Grinaldy Yafi' RasyadAwardee at Asahi Glass Indonesia Foundation Scholarship Yayasan Asahi Glass Indoensia Sep 2020
- Awarded to Grinaldy Yafi' RasyadBest Coordinator KMAP 2019/2020 Keluarga Muslim Alumni Padmanaba July 1, 2020 as Media Coordinator KMAP "Qareeb" 2019/2020
- Awarded to Grinaldy Yafi' RasyadFinalist of the 2020 ELCCO Technology Creation Contest Universitas Udayana Bali February 1, 2020 National Finalist from project we (Grinaldy Yafi' Rasyad, Fauzan Izza Khadiqa and Afifa Puspitasari ) made "Difapgrad"(application for learning special abilities and job seekers for people with disabilities)
- Awarded to Grinaldy Yafi' Rasyad3rd Place Science and Technology Award from the Mayor of Yogyakarta 2017 Pemerintah Kota Yogyakarta October 1, 2017 3rd Place from project we (Grinaldy Yafi' Rasyad and Hakim Dwi Ananda) made "Smart Stopper"(traffic breach prevention tools)
- Awarded to Grinaldy Yafi' Rasyad2nd Place Sagasitas Research Competition 2017 Dinas Dikpora D.I.Y August 1, 2017 Silver Medal from project we made ( Grinaldy Yafi' R and Algaza Geofarry Susanto ) Wireless Sign Language Interpreter Gloves for Learn Sign Language.
- Awarded to Grinaldy Yafi' Rasyad1st Place Science Expo Padmanaba 2017 SMA N 3 Yogyakarta August 1, 2017 Gold Medal from project we made ( Grinaldy Yafi' R and Algaza Geofarry Susanto ) Wireless Sign Language Interpreter Gloves for Learn Sign Language.
- Awarded to Grinaldy Yafi' RasyadIndonesia National Science Enterprise Challenge Indonesia National Science Enterprise Challange March 1, 2017 8th Place, We (Holy, Jennifer, Eka Putra, Raffi,Grace, Laras) made an application for disabled tourists named "Diel"
- Awarded to Grinaldy Yafi' RasyadNational Finalist Lomba Peneliti Belia Nasional 2016 Center For Young Scientist (CYS) November 1, 2016 National Finalist 2016 (Computer Science) from project we (Grinaldy Yafi' Rasyad and Hakim Dwi Ananda) made "Smart Stopper"(traffic breach prevention tools)
- Awarded to Grinaldy Yafi' Rasyad2nd Place Lomba Peneliti Belia DIY 2016 Center For Young Scientist (CYS) Nov 2016 2nd Place LPB DIY (regional) 2016 (Computer Science) from project we (Grinaldy Yafi' Rasyad and Hakim Dwi Ananda) made "Smart Stopper"(traffic breach prevention tools)
Volunteer Experience
Unit Coordinator (Kormanit)
Issued by KKN-PPM UGM SINGOSAREN-JAGALAN Periode II 2022 on Jun 2022
Associated with Grinaldy Yafi' RasyadVice President of Night Login Linux and Networking Community
Issued by Night Login DTETI FT UGM on Nov 2020
Associated with Grinaldy Yafi' RasyadSoftware Developer Lead
Issued by Technocorner on Oct 2020
Associated with Grinaldy Yafi' RasyadMentor For New Students
Issued by KMTETI FT UGM on Aug 2020
Associated with Grinaldy Yafi' RasyadIT Staff
Issued by KPU FT UGM on Oct 2020
Associated with Grinaldy Yafi' RasyadPublic Relation
Issued by Find IT! UGM on Oct 2019
Associated with Grinaldy Yafi' RasyadWebsite Developer
Issued by Gadjah Mada Robotic Team on Nov 2019
Associated with Grinaldy Yafi' RasyadMedia Coordinator
Issued by Keluarga Muslim Alumni Padmanaba on Jun 2019
Associated with Grinaldy Yafi' RasyadWebsite Administrator
Issued by Padmanaba Aid and Crowdfunding Team on Aug 2019
Associated with Grinaldy Yafi' RasyadMultimedia Coordinator
Issued by Padmanaba Science Tech Week 2016 (PSTW 2016) on Jun 2016
Associated with Grinaldy Yafi' Rasyad
Languages
- enEnglish
- baBahasa indonesia
- jaJavanese
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