These lists are usually sourced from old website leaks or phishing campaigns.
While this term can refer to several things, I am answering based on the most likely intent: . 🛡️ Understanding EDU Combo Lists Download EDU combo txt
Use Have I Been Pwned to see if your EDU email is in a known combo list. These lists are usually sourced from old website
While I've focused on the of these lists, were you instead looking for a technical explanation of how security researchers analyze these files, or perhaps a different type of educational dataset for data science? Download EDU combo txt
They provide free access to research journals (JSTOR, IEEE).