ゼロデイ攻撃 です
zerodeikōgekidesu
1. Zero-day exploit.
Noun
#295956
1. Zero-day exploit.
1. data; datum
1. melody
2. chime
1. zero; 0
2. nothing; zilch
1. day (as in holiday)
2. daytime
1. 180 degrees
2. complete (about-face; in policy, opinion, etc.); radical (change)
1. Valentine's Day
1. attack; assault
2. criticism; censure
1. 1,000 yen bill