Liam Geyer

This is a write-up of the Sync machine on VulnLab by xct. This box involves anonymous rsync, cracking salted md5 hashes, and manipulating a backup script. UserHint: 12Explore how to crack salted ...

This is a write-up of the Baby machine on VulnLab by xct. This box deals with anonymous LDAP enumeration, and exploitation of the SeBackupPrivilege to exfiltrate and crack user hashes. UserHint: ...

While serving as the secretary for CCSO, one of my weekly tasks was to aggregate everything the club was doing and distribute that amongst our various platforms. This quickly became very tedious, a...

Setting up a free serverless blog/portfolio site using Hugo and Cloudflare Pages

A simple bash script to process canvas submission files of IntelliJ projects and submit them to Stanford’s MOSS for plagiarism detection. moss.sh simply serves as a wrapper that prepares canvas do...

Various R Scripts for SRA355 , Statistics for Security and Risk Analysis. This course is an intermediate-level statistics course emphasizing how to summarize data using descriptive statistics, how ...

Various Java Projects for IST261 , Application Development Design Studio. This course builds on the OO concepts from IST242, moving towards building more complex GUI-based projects following the MV...

Bash automation scripts for CYBER262 , Cyber Defense Studio. This lab-focused hands-on course emphasized blue team activities and tools such as working with ELK for centralized logging, OSSEC, etc...

This was my second year as a participant in the DOE’s Cyberforce Competition , but my first as a team captain for CCSO. Placing third the year before, our team felt a lot of pressure to perform. Cy...

Background The AWLE is a leadership exercise put on by Penn State’s Airforce ROTC Detachment once per semester. It’s an exercise meant to test knowledge of their curriculum content, and effective l...