Missing FIPS compliance mode and Wi-Fi can't connect to secured router

My RMBP is 2014 Mid, 13".

can't connect to secured Wi-Fi router but can works well at unsecured router.

use Win10 to debug the hardware issue found that can fix this issue by check the FIPS compliance.

but I did't found any FIPS support in Mojave.

how can we set Wi-Fi to FIPS compliance mode?

MacBook Pro 13", macOS 10.14

Posted on Feb 23, 2019 9:02 AM

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Posted on Mar 1, 2019 3:01 AM

I would not treat this as gospel but from a quick Google search it seems the following applies.


WPA WiFi networks used TKIP encryption

WPA2 Personal WiFi networks use AES encryption

networks running in a hybrid WPA/WPA2 Personal configuration use TKIP


FIPS mode is apparently merely the enforcement of using AES encryption.


Therefore if your WiFi network is configured to WPA2 Personal and not WPA or the hybrid mode then you should be using AES encryption and hence equivalent to FIPS mode.


Macs can connect to WPA and WPA2 Personal and hybrid networks. They don't however have an explicit option for FIPS mode since they merely use WPA2 Personal for the same (apparent) configuration.


If you (successfully) connect to a WiFi network and then hold down the Option key on the Mac keyboard and click on the WiFi menu icon it will drop down a menu and list a lot of normally hidden information. One entry is the 'security' mode so WPA = TKIP, WPA2 Personal = AES.

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Question marked as Top-ranking reply

Mar 1, 2019 3:01 AM in response to Pawwwww

I would not treat this as gospel but from a quick Google search it seems the following applies.


WPA WiFi networks used TKIP encryption

WPA2 Personal WiFi networks use AES encryption

networks running in a hybrid WPA/WPA2 Personal configuration use TKIP


FIPS mode is apparently merely the enforcement of using AES encryption.


Therefore if your WiFi network is configured to WPA2 Personal and not WPA or the hybrid mode then you should be using AES encryption and hence equivalent to FIPS mode.


Macs can connect to WPA and WPA2 Personal and hybrid networks. They don't however have an explicit option for FIPS mode since they merely use WPA2 Personal for the same (apparent) configuration.


If you (successfully) connect to a WiFi network and then hold down the Option key on the Mac keyboard and click on the WiFi menu icon it will drop down a menu and list a lot of normally hidden information. One entry is the 'security' mode so WPA = TKIP, WPA2 Personal = AES.

Feb 26, 2019 1:57 PM in response to jeremy_v

Hi, Jeremy_v.

I noticed that nowatime the FIPS intergrated into the “T2” chip from https://csrc.nist.gov/projects/cryptographic-module-validation-program/Certificate/3223

so I didn’t found any FIPS modules in Mojave.

maybe Mojave’s only support latest MacBook which build including T2 chipset?

FIPS module should be included in:

/System/Library/LaunchDaemons/com.apple.fipspost.plist

/usr/sbin/fips

so I will reinstall earlier Mac OS to check.

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Missing FIPS compliance mode and Wi-Fi can't connect to secured router

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