FileVault 2 was a big improvement over Apple's first attempt. This link describes the performance impact: http://osxdaily.com/2011/08/10/filevault-2-benchmarks-disk-encryption-faster-mac-os-x-lion/
Keith - CDI > On Aug 2, 2017, at 12:47 PM, Jody Bevan via 4D_Tech <4d_tech@lists.4d.com> > wrote: > > Chip: > > Even longer than the hardware/firmware solutions there has been software to > do this. The performance hit is substantial though. I remember testing out a > software solution about 15 years ago with a compiled standalone version of > our application. Essentially with these they intercept the writing to the > hard drive for certain applications so that you do not have to do this for > all applications. It was substantially slower. Of course that was 15 years > ago, so this could have speeded up since then, especially with SSD. Still > though the hardware/firmware solution I could not see a difference in > performance between with it and without it. > > Jody > > >> On Aug 2, 2017, at 9:07 AM, Chip Scheide via 4D_Tech <4d_tech@lists.4d.com> >> wrote: >> >> depending on the computer system. >> This is built into (software) OS X it is called 'FileVault'. >> I believe that Windows 7+ has a similar feature, but this might not be >> true at all, or only for newer (8 and or 10). >> >> I do not have explicit experience (I'm sure Jody does), i would expect >> there to be some performance hit with Filevault, as it is software. >> >> >> her is a link to an ARsTechnica thread about SSD encryption >> https://arstechnica.com/civis/viewtopic.php?t=1243475 >> ********************************************************************** 4D Internet Users Group (4D iNUG) FAQ: http://lists.4d.com/faqnug.html Archive: http://lists.4d.com/archives.html Options: http://lists.4d.com/mailman/options/4d_tech Unsub: mailto:4d_tech-unsubscr...@lists.4d.com **********************************************************************