From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from out-181.mta0.migadu.com (out-181.mta0.migadu.com [91.218.175.181]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 495A63033D6 for ; Wed, 8 Jul 2026 11:48:02 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=91.218.175.181 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1783511283; cv=none; b=LTP0pAfa5ODxJu5aJQXdO3Hlphl4RxgZBJHT/+gi/dVcEA+z/tGxRFGANhCvdi/Z6gtMsoSE6NassyFLgHqonILe6tieM/GSH8md4LloBUmsRkYzd3eos8CBopXDF/oM0TjTNLSUFrFSdrBCh1ouTntxt3JsbYHOzhmMhUg4PCw= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1783511283; c=relaxed/simple; bh=IetCGXWXYWCABI80/6epRSKDrVdkcLbcXAzdYDCs7PY=; h=Message-ID:Date:MIME-Version:Subject:To:Cc:References:From: In-Reply-To:Content-Type; b=jqVOTHdiYHWdjqVlnuuIPjFp3MQBIxdwuecN8PeBHAhrCkzx5lmKHVHuIRzoQanmV3xhu0iF/0C39OSlpM2FtdTmha9gBxlDQnHdsa2AoovtTm/LcFfBpa/ub4UxN3AUgre7Exi5Uo2ogGF49ttAe3NmvzCAxWpMMNm61zqpvKM= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linux.dev; spf=pass smtp.mailfrom=linux.dev; dkim=pass (1024-bit key) header.d=linux.dev header.i=@linux.dev header.b=wH+TRYQF; arc=none smtp.client-ip=91.218.175.181 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linux.dev Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=linux.dev Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linux.dev header.i=@linux.dev header.b="wH+TRYQF" Message-ID: <5f9c3aab-5339-463c-a86d-edac297e1e95@linux.dev> DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linux.dev; s=key1; t=1783511270; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=tm9tdXVQf7m0O40Z8MsrsbGx4LS72vUMtDlVHVMuumU=; b=wH+TRYQFB5IsjW4winIj02WnSNbqb5VJlU95ox14vGIP0Ayf7LKBxWtaiE7jz8SU6V7pCX BMHT/pHd4UE0+EnibAaJuR6vGiviV+q1faosLGblZ5Jk3LY2DcMRLp9CWs0mHAKK8Wm8LL DlL3YOFPqlZ0blMgwui6/3E+/Bij+m4= Date: Wed, 8 Jul 2026 12:47:43 +0100 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Subject: Re: [PATCH 29/33] bpf: crypto: Use AES-CBC and AES-ECB libraries To: Eric Biggers Cc: linux-crypto@vger.kernel.org, linux-kernel@vger.kernel.org, bpf References: <20260707053503.209874-1-ebiggers@kernel.org> <20260707053503.209874-30-ebiggers@kernel.org> <10eafa42-1142-4ed2-a485-f46c496bddfb@linux.dev> <20260707182049.GA2238@quark> <20260707231652.GA2264445@google.com> Content-Language: en-US X-Report-Abuse: Please report any abuse attempt to abuse@migadu.com and include these headers. From: Vadim Fedorenko In-Reply-To: <20260707231652.GA2264445@google.com> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit X-Migadu-Flow: FLOW_OUT On 08/07/2026 00:16, Eric Biggers wrote: > On Tue, Jul 07, 2026 at 11:50:33PM +0100, Vadim Fedorenko wrote: >>> Does this mean the AES-ECB support is unnecessary and can be dropped? >> >> Let's keep it if it doesn't hurt. > > It kind of does. It is "bad" crypto that would have to continue to be > maintained, and someone might start using it accidentally. AES-ECB was introduced as a cipher to use in QUIC-LB draft, draft-ietf-quic-load-balancers-21 I know it is expired draft, but it may be worth keeping this cipher as QUIC WG github is still active