The 0th-4th attempt error, not locked.
The 5th attempt error, locked for 30 seconds.
The 6th to 10th attempt error, no lock.
The 11-29th attempt error, locked for 30 seconds.
The 30th-139th attempt error, the locking time increases with the number of errors, the formula: 30 * {2^[(x- 30)/10]} seconds.
Note: ^ means power, 2^1 is 2 to the power of 1
More than 140 attempts errors, locked for 1 day.