Know Your Code

From Author Wars - https://authorwars.com/books/know-your-code-2257948.html

Overview:

Title: Know Your Code
Author: Ramsey Campbell
Year: 2016
Type: Short Fiction

Editions/Publications:

Unknown. By the Light of My Skull (Unknown, Ramsey Campbell, PS Publishing, ISBN-10: 9781786363305, £20.00, 300 pages, Hardcover, Collection)
2016 . Chiral Mad 3 (2016, Ramsey Campbell, Written Backwards / Dark Regions Press, ISBN-10: 9780996149358, $21.95, 400 pages, Trade Paperback, Anthology)