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TRY THIS RULE ID: java-security/no-rsa-no-padding
Language: Java
Severity: Error
Category: Security
CWE : 780
Description You should never use RSA without padding. RSA should always be used with some padding to prevent any weak encryption.
Learn More Non-Compliant Code Examples class MyClass {
public void test1 () {
Cipher c = Cipher . getInstance ( "RSA/NONE/NoPadding" );
c . init ( Cipher . ENCRYPT_MODE , k , iv );
byte [] cipherText = c . doFinal ( plainText );
}
public void test2 () {
Cipher c = javax . crypto . Cipher . getInstance ( "RSA/NONE/NoPadding" );
c . init ( Cipher . ENCRYPT_MODE , k , iv );
byte [] cipherText = c . doFinal ( plainText );
}
}
Compliant Code Examples class MyClass {
public void test () {
Cipher c = Cipher . getInstance ( "RSA/ECB/OAEPWithMD5AndMGF1Padding" );
c . init ( Cipher . ENCRYPT_MODE , k , iv );
byte [] cipherText = c . doFinal ( plainText );
}
}
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