Uninstall Zonealarm and see if the crashes stop. Use the Windows firewall for the time being. Both crashes have vsdatant.sys listed.
BugCheck D1, {8263017, 2, 0, 90375f5b}
Unable to load image \SystemRoot\system32\DRIVERS\vsdatant.sys, Win32 error 0n2
*** WARNING: Unable to verify timestamp for vsdatant.sys
*** ERROR: Module load completed but symbols could not be loaded for vsdatant.sys <-- Zonealarm.
Probably caused by : fwpkclnt.sys ( fwpkclnt!FwpsInjectTransportSendAsync0+220 )