011

• Description:

$$$$$$$$$$
$_________$$
$_$$$$$$$_$$
$_$_____$_$$
$_$_____$_$$
$_$_____$_$$
$_$_____$_$$
$_$$$$$$$_$$
$_________$$
$$$$$$$$$$
$_________$$
$_1__2__3_$$$
$_4__5__6_$$$
$_7__8__9_$$$
$_*__0__#_$$$
$_________$$$
$$$$$$$$$$$
$$$$$$$$$

FLAG: HMV{?}
? = 3-1 2-1 8-1 2-1 7-4 3-2 2-3

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🔎 Solution

Based on the characters provided in the challenge description, it resembles a classic flip phone, with a screen on top and a numeric keypad at the bottom. This traditional keypad layout is commonly known as the T9 keypad.

Given the numeric sequence below, it can be interpreted as follows: the first number represents the keypad digit, and the second number indicates the position of the letter on that key.

• 3-1: Key 3, first letter → D
• 2-1: Key 2, first letter → A
• 8-1: Key 8, first letter → T
• 2-1: Key 2, first letter → A
• 7-4: Key 7, fourth letter → S
• 3-2: Key 3, second letter → E
• 2-3: Key 2, third letter → C

Combining all the decoded characters gives the final result: DATASEC.

🚩Flag

HMV{DATASEC}