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Investigate the target
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Regex Expert - Data Validation
Mission
/app/data.txt contains various data formats. Extract lines that satisfy ALL conditions: 1. Contains email format (xxx@yyy.zzz) 2. Contains phone number (xxx-xxxx-xxxx or xxx.xxxx.xxxx) 3. Contains IP address (xxx.xxx.xxx.xxx) 4. Contains date (YYYY-MM-DD format) Lines containing all of these are the flag. Hint: Combine multiple regex patterns
Hints
Hint 1 Show
Records mix emails, IPs, phones and URLs; express the valid formats as regexes
Hint 2 Show
Only one line contains both a valid email and an IP address
Hint 3 Show
Chaining two grep -E filters narrows it down