-template-..-2f..-2f..-2f..-2froot-2f.aws-2fcredentials -

: Instead of concatenating strings to create file paths, use language-specific functions (like Python’s os.path.basename() or Node’s path.basename() ) that strip out directory navigation attempts.

: This notation is commonly used in Unix-like operating systems to denote moving up one directory level. Each ../ moves the pointer one level up from the current directory. -template-..-2F..-2F..-2F..-2Froot-2F.aws-2Fcredentials

a practical guide to path traversal and arbitrary file read attacks : Instead of concatenating strings to create file