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Download Security Update 2018-005 (Sierra)

Security Update 2018-005 is recommended for all users and improves the security of macOS.

 

For more information on the security content of this update see: http://support.apple.com/kb/HT201222

 

See http://support.apple.com/kb/HT5044 article for details on how to verify the authenticity of this download.

 

File Size: 421.1 MB

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