master key

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This signature is based on a common IBM master key, which is available only inside IBM.
此數(shù)字簽名基于公用 IBM 主控密鑰，此密鑰僅在 IBM 內(nèi)可用。
HDCP has a single master key, which is supposed to be known only by the central HDCP authority.
HDCP有一個(gè)主密鑰，只有HDCP授權(quán)機(jī)構(gòu)知道。
Each user profile created is strongly encrypted with the personal user certificate, which acts as a master key.
每個(gè)用戶配置文件都使用用戶證書進(jìn)行加密，該證書充當(dāng)一個(gè)主密匙。

Online tools enable evaluation of a much wider range of student actions, such as how long they devote to readings, where they get electronic resources, and how quickly they master key concepts.
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The key then is to follow a Master or team of Masters with an investment strategy that fits your situation and hold them accountable for results.
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A master key is a key which will open all the locks in a set, even though each lock has its own different key.