The 2023 State of Web Application Security Report investigates the evolving security practices, tools, and technologies employed by organizations worldwide to enhance file upload security. 97% of survey participants reported using containers in environments that host web applications. Additionally, web applications that accept file uploads are increasingly being hosted on cloud-based platforms, including both Infrastructure as a Service (IaaS) and Software as a Service (SaaS) solutions

This paper will examine the ways attackers use files to deliver malware, the reasons these methods are effective, and the steps organizations should take to block these kinds of attacks.

This paper provides 6 Best Practices for Amazon Security Groups

Here is a paper that provides simple advice on how to quarantine an infected file to protect other files.