Mail | Access_4.txt

The From field shows a legitimate-looking address (e.g., admin@company.com ).

The most critical part of the file is the Received chain. These headers track the path the email took from the sender to the recipient. mail access_4.txt

The Return-Path or the actual sending server in the Received header reveals a different, malicious domain. 3. Locate the Flag/Credential Depending on the specific platform: The From field shows a legitimate-looking address (e

: Look for base64 encoded strings in the Subject: field; decoding these often reveals the hidden flag. Common Findings in this Challenge mail access_4.txt

: Often an IP from a known malicious range or a private network address that shouldn't be sending external mail.