Scheduled maintenance will take place between 6:00 PM ET and 7:00 PM ET on March 10th, 2026. During that time, this site may be temporarily unavailable for a period of approximately two minutes.
The purpose of this test is to determine whether the number of occurrences of m-bit overlapping patterns is approximately the same as would be expected for a random sequence.
Sources:
NISTIR 6390
NISTIR 6483