Merge pull request drduh#438 from kimg45/vlc

Recommend QuickTime player instead of VLC

README.md

@@ -1990,7 +1990,7 @@ Zentral will support Santa in both MONITORING and LOCKDOWN operation mode. Clien
 
 Disable [Diagnostics & Usage Data](https://github.com/fix-macosx/fix-macosx/wiki/Diagnostics-&-Usage-Data).
 
-If you want to play **music** or watch **videos**, use [VLC media player](https://www.videolan.org/vlc/index.html) which is free and open source.
+If you want to play **music** or watch **videos**, use QuickTime Player, the built-in media player in macOS. It uses the [App Sandbox](https://developer.apple.com/documentation/security/app_sandbox/protecting_user_data_with_app_sandbox), [Hardened Runtime](https://developer.apple.com/documentation/xcode/configuring-the-hardened-runtime), and benefits from the [Signed System Volume](https://support.apple.com/guide/security/signed-system-volume-security-secd698747c9/web) as part of the base system.
 
 If you want to use **torrents**, use [Transmission](https://www.transmissionbt.com/download/) which is free and open source (note: like all software, even open source projects, [malware may still find its way in](http://researchcenter.paloaltonetworks.com/2016/03/new-os-x-ransomware-keranger-infected-transmission-bittorrent-client-installer/)). You may also wish to use a block list to avoid peering with known bad hosts - see [Which is the best blocklist for Transmission](https://giuliomac.wordpress.com/2014/02/19/best-blocklist-for-transmission/) and [johntyree/3331662](https://gist.github.com/johntyree/3331662).