oss-sec mailing list archives
Re: Data operand dependent timing on Intel and Arm CPUs
From: Demi Marie Obenour <demi () invisiblethingslab com>
Date: Mon, 30 Jan 2023 14:13:10 -0500
On Mon, Jan 30, 2023 at 10:43:16AM -0600, Mark Hack wrote:
This is a concern, but if you look into the crypto implementations, data blinding is applied to mitigate both instruction and power side channel attacks
Can you provide examples? I have never seen blinding used for symmetric cryptography outside of embedded systems. -- Sincerely, Demi Marie Obenour (she/her/hers) Invisible Things Lab
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Current thread:
- Data operand dependent timing on Intel and Arm CPUs Eric Biggers (Jan 25)
- Re: Data operand dependent timing on Intel and Arm CPUs Solar Designer (Jan 25)
- Re: Data operand dependent timing on Intel and Arm CPUs Eric Biggers (Jan 27)
- Re: Data operand dependent timing on Intel and Arm CPUs Mark Hack (Jan 30)
- Re: Data operand dependent timing on Intel and Arm CPUs Demi Marie Obenour (Jan 30)
- Re: Data operand dependent timing on Intel and Arm CPUs Mark Hack (Jan 30)
- Re: Data operand dependent timing on Intel and Arm CPUs Eric Biggers (Jan 27)
- Re: Data operand dependent timing on Intel and Arm CPUs Solar Designer (Jan 25)