EBU Single Rulebook Q&A 9 April 2019 2019_4662 Define what is “given period of time”

What constitutes a “given period of time” as expressed in Article 4.3 (b) of the RTS on strong customer authentication and secure communication? RTS Article 4.3 (b) states “the number of failed authentication attempts that can take place consecutively, after which the actions referred to in Article 97(1) of Directive (EU) 2015/2366 shall be temporarily or permanently blocked, shall not exceed