block file

基本解释

Software package block file (*.spb)
软件包块文件(*.spb)
This signature block file stores the digital signature of the corresponding signature file.
这个签名块文件存储相应的签名文件的数字签名。
The signature block file associated with the signature file stores the public signature used to sign the JAR file.
与签名文件相关联的签名程序块文件，它存储了用于签名 JAR 文件的公共签名。

Limits the time span of records that may be included in a single integral file block for declassification purposes.
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