公開 こうかい鍵 かぎ基盤 きばん

kōkaikagikiban

1. Not a public key infrastructure.

1. Was a public key infrastructure.

1. Public key infrastructure with/in.

1. Public key infrastructure; PKI

1. It is not a public key infrastructure.

1. It's not a public key infrastructure.; It isn't a PKI.

1. Was a public key infrastructure.

1. Public key infrastructure.

1. Is not a public key infrastructure.; It is not a public key infrastructure.

1. Was not a public key infrastructure.; Wasn't a PKI.

1. Probably public key infrastructure.

1. Was not a public key infrastructure.; Was not PKI.

1. Wasn't a public key infrastructure.

1. Public key infrastructure, likely.; Probably a public key infrastructure.

1. Was not a public key infrastructure.; Was not a PKI.

1. If/when public key infrastructure…; If public key infrastructure were…

1. If/when public key infrastructure…; If public key infrastructure existed…

1. If/when public key infrastructure