tencent cloud

PutObjectRequest putObjectRequest = new PutObjectRequest(bucket, cosPath, srcPath);
// 设置使用 COS 托管加密密钥的服务端加密（SSE-COS）保护数据
putObjectRequest.setCOSServerSideEncryption();

// 上传文件
COSXMLUploadTask cosxmlUploadTask = transferManager.upload(putObjectRequest, uploadId);

// 服务端加密密钥
String customKey = "用户主密钥 CMK";
String encryptContext = "加密上下文";
PutObjectRequest putObjectRequest = new PutObjectRequest(bucket, cosPath, srcPath);

// 设置使用客户提供的用户主密钥的服务端加密 （SSE-KMS）保护数据
try {
    putObjectRequest.setCOSServerSideEncryptionWithKMS(customKey, encryptContext);
} catch (CosXmlClientException e) {
    e.printStackTrace();
}
// 上传文件
COSXMLUploadTask cosxmlUploadTask = transferManager.upload(putObjectRequest, uploadId);

// 服务端加密密钥
String customKey = "服务端加密密钥";
PutObjectRequest putObjectRequest = new PutObjectRequest(bucket, cosPath, srcPath);
// 设置使用客户提供的加密密钥的服务端加密 （SSE-C）保护数据
try {
    putObjectRequest.setCOSServerSideEncryptionWithCustomerKey(customKey);
} catch (CosXmlClientException e) {
    e.printStackTrace();
}

// 上传文件
COSXMLUploadTask cosxmlUploadTask = transferManager.upload(putObjectRequest, uploadId);