java.lang.Object | |
↳ | javax.crypto.spec.DESedeKeySpec |
The key specification for a triple-DES (DES-EDE) key.
Constants | |||||||||||
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int | DES_EDE_KEY_LEN | The length of a DES-EDE key in bytes. |
Public Constructors | |||||||||||
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Creates a new
DESedeKeySpec
instance from the first 24 (
DES_EDE_KEY_LEN
) bytes of the specified key data.
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Creates a new
DESedeKeySpec
instance from the first 24 (
DES_EDE_KEY_LEN
) bytes of the specified key data starting at
offset
.
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Public Methods | |||||||||||
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Returns a copy of the key.
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Returns whether the specified key data starting at
offset
is
parity-adjusted
.
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[Expand]
Inherited Methods
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From class
java.lang.Object
|
The length of a DES-EDE key in bytes.
Creates a new
DESedeKeySpec
instance from the first 24 (
DES_EDE_KEY_LEN
) bytes of the specified key data.
key | the key data. |
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InvalidKeyException | if the length of the key data is less than 24. |
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NullPointerException | if the key data is null. |
Creates a new
DESedeKeySpec
instance from the first 24 (
DES_EDE_KEY_LEN
) bytes of the specified key data starting at
offset
.
key | the key data |
---|---|
offset | the offset to start at. |
InvalidKeyException | if the length of the key data starting at offset is less than 24. |
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NullPointerException | if the key data is null. |
Returns whether the specified key data starting at
offset
is
parity-adjusted
.
key | the key data. |
---|---|
offset | the offset to start checking at. |
true
if the specified key data is parity-adjusted,
false
otherwise.
InvalidKeyException | if the length of the key data starting at offset is less than 24. |
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