M_n_i_e_2x15 [TRUSTED]

If you have a (a jumble of letters) that came with this label, please provide it, and I can decode the exact message for you!

In many "hackthebox" or beginner CTF challenges, this specific string acts as a hint: : The letters provided. 2 : Number of rails. 15 : The total character offset or length. M_N_I_E_2x15

:The string "M_N_I_E_2x15" is a metadata-style name for the puzzle itself ( If you have a (a jumble of letters)

rails/length), but if the string to be decrypted is M_N_I_E_S S_A_E_G , it follows a simple zigzag pattern. When you see a string like M_N_I_E_S S_A_E_G in a format, you split the string in half and interleave them: Row 1 : M . N . I . E . S . S . A . E . G Row 2 : . _ . _ . _ . _ . _ . _ . _ . _ . _ 15 : The total character offset or length