特定秘密

とくていひみつ

specially designated secret

秘密保持

ひみつほじ

confidentiality, nondisclosure

保護法

ほごほう

protection law, shield law, law for the protection of something

機密保護

きみつほご

security (e.g. data, password, etc.)

秘密

ひみつ

secret, mystery

ヤルタ秘密協定

ヤルタひみつきょうてい

The Yalta Agreement (secret American-British-Soviet agreement wherein the Soviets agreed to attack Japan within three months of the German surrender: Feb. 11, 1945)

データ機密保護

データきみつほご

data security

法的保護

ほうてきほご

legal protection (e.g. of an environment or cultural asset)

秘密保持契約

ひみつほじけいやく

non-disclosure agreement

保秘

ほひ

keeping (something) secret

秘密鍵

ひみつかぎ

private key

秘密会

ひみつかい

secret meeting; secret conference; closed-door session

秘密裡

ひみつり

behind closed doors, behind-the-scenes, (under the veil of) secrecy

秘密性

ひみつせい

confidentiality, secrecy

秘密箱

ひみつばこ

puzzle box

秘法

ひほう

secret formula, secret process

生活保護法

せいかつほごほう

Livelihood Protection Law

優生保護法

ゆうせいほごほう

Eugenic Protection Act

人身保護法

じんしんほごほう

(Japanese) Protection of Personal Liberty Law (1948)