Re: [PATCH 0/4] kselftests/arm64: add PAuth tests

2020-09-07 Thread Dave Martin
On Thu, Sep 03, 2020 at 10:46:33AM +0100, Boyan Karatotev wrote: > On 02/09/2020 17:48, Dave Martin wrote: > > On Fri, Aug 28, 2020 at 02:16:02PM +0100, Boyan Karatotev wrote: > >> Pointer Authentication (PAuth) is a security feature introduced in ARMv8.3. > >> It introduces instructions to sign ad

Re: [PATCH 0/4] kselftests/arm64: add PAuth tests

2020-09-03 Thread Boyan Karatotev
On 02/09/2020 17:48, Dave Martin wrote: > On Fri, Aug 28, 2020 at 02:16:02PM +0100, Boyan Karatotev wrote: >> Pointer Authentication (PAuth) is a security feature introduced in ARMv8.3. >> It introduces instructions to sign addresses and later check for potential >> corruption using a second modifi

Re: [PATCH 0/4] kselftests/arm64: add PAuth tests

2020-09-02 Thread Dave Martin
On Fri, Aug 28, 2020 at 02:16:02PM +0100, Boyan Karatotev wrote: > Pointer Authentication (PAuth) is a security feature introduced in ARMv8.3. > It introduces instructions to sign addresses and later check for potential > corruption using a second modifier value and one of a set of keys. The > sign

[PATCH 0/4] kselftests/arm64: add PAuth tests

2020-08-28 Thread Boyan Karatotev
Pointer Authentication (PAuth) is a security feature introduced in ARMv8.3. It introduces instructions to sign addresses and later check for potential corruption using a second modifier value and one of a set of keys. The signature, in the form of the Pointer Authentication Code (PAC), is stored in