Function cloudflare_challenge_response 

pub fn cloudflare_challenge_response(input: &str) -> String

Generates Cloudflare challenge response patterns.

Cloudflare uses various challenge mechanisms (Turnstile, __cf_bm cookies, etc.). This function generates response patterns that mimic legitimate challenge responses.

Useful for testing Cloudflare challenge bypass techniques and bot detection evasion.

Examples

use redstr::cloudflare_challenge_response;
let challenge = "cf_clearance=abc123";
let result = cloudflare_challenge_response(challenge);
assert!(result.len() > 0);