Before: [Main] 1 of your Digimon gains "This Digimon doesn't activate the [Security] effects of any cards it checks" for the turn.
After: [Main] 1 of your Digimon gains "This Digimon doesn't activate the [Security] effects of any Option cards it checks" for the turn.
Read as the errata when playing.
This card was reprinted with the fixed, post-errata text in the Revision Pack 2021.