What's new in 10.6.7 release This release includes the following enhancements. Enhancements McAfee® Endpoint Security for Mac package is now bundled with DAT version 999 which allows to have deployment package with smaller size. Note: On fresh installation, McAfee recommends to update the DAT to the latest version. Since the DAT version 999 is used to reduce the product footprint, you must update the DAT to the latest version immediately after installation to protect your systems from malware threats. The DAT version 999 detects only the EICAR test file.