return this.encryptionContext != null;
    }

    /**
     * @return the encryption context for this session, or null if encryption is not enabled
     */
    public Smb2EncryptionContext getEncryptionContext() {
        return this.encryptionContext;
    }

    /**
     * Encrypt a message using the session's encryption context
     *
     * @param message the message to encrypt