Isu*_*ana 3 java security encryption certificate
这个类加密数据值,首先我得到密码如下,
KeyStore primaryKeyStore = getKeyStore(keyStoreFile, password, keyType, provider);
java.security.cert.Certificate certs = primaryKeyStore.getCertificate(aliasName);
cipher = Cipher.getInstance("RSA");
cipher.init(Cipher.ENCRYPT_MODE, certs);
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但是上面代码的最后一行给出了以下错误。错误的密钥用法是什么意思?我不能将此证书用于加密目的吗?是否有单独的加密证书?
Caused by: java.security.InvalidKeyException: Wrong key usage
at javax.crypto.Cipher.init(Cipher.java:1640)
at javax.crypto.Cipher.init(Cipher.java:1549)
at my.test.ciphertool.CipherTool.initCipher(CipherTool.java:167)
... 1 more
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