Re: [whatwg] checksum attribute in a href tag

2012-12-28 Thread Ian Hickson
On Thu, 25 Oct 2012, Mikko Rantalainen wrote: Ian Hickson, 2012-10-24 19:28 (Europe/Helsinki): Anyway, if you have memory corruption there's nothing to say the corruption won't occur _after_ you've done the checksum verification. In particular, there's nothing to say it'll happen between

Re: [whatwg] checksum attribute in a href tag

2012-10-25 Thread Mikko Rantalainen
Ian Hickson, 2012-10-24 19:28 (Europe/Helsinki): Anyway, if you have memory corruption there's nothing to say the corruption won't occur _after_ you've done the checksum verification. In particular, there's nothing to say it'll happen between receiving and decoding the packets over TLS and

Re: [whatwg] checksum attribute in a href tag

2012-10-25 Thread Julian Reschke
On 2012-10-19 14:01, Nils Dagsson Moskopp wrote: A. Rauschenbach rauschenb...@annuo.de schrieb am Fri, 19 Oct 2012 13:50:04 +0200: I'm sick of coping the checksum of important files by hand or QR-code to the download manager or console. To solve the problem I suggest a checksum attribute in

Re: [whatwg] checksum attribute in a href tag

2012-10-24 Thread Mikko Rantalainen
Anne van Kesteren, 2012-10-19 14:57 (Europe/Helsinki): On Fri, Oct 19, 2012 at 1:50 PM, A. Rauschenbach rauschenb...@annuo.de wrote: I'm sick of coping the checksum of important files by hand or QR-code to the download manager or console. To solve the problem I suggest a checksum attribute

Re: [whatwg] checksum attribute in a href tag

2012-10-24 Thread Mark Callow
On 2012/10/24 15:11, Mikko Rantalainen wrote: Checksum can help even with encrypted connections. I agree. I have checksum and GPG signature verification failures often enough on files I have downloaded via https that I always check them. Automation would be welcome. Regards -Mark --

Re: [whatwg] checksum attribute in a href tag

2012-10-24 Thread Ian Hickson
On Wed, 24 Oct 2012, Mikko Rantalainen wrote: Checksum can help even with encrypted connections. Example scenario: User connects to https://download.manufacturer.com/ and clicks link a href=phone-firmware-15.img

Re: [whatwg] checksum attribute in a href tag

2012-10-19 Thread Anne van Kesteren
On Fri, Oct 19, 2012 at 1:50 PM, A. Rauschenbach rauschenb...@annuo.de wrote: I'm sick of coping the checksum of important files by hand or QR-code to the download manager or console. To solve the problem I suggest a checksum attribute in the a href tag. example: a

Re: [whatwg] checksum attribute in a href tag

2012-10-19 Thread Nils Dagsson Moskopp
A. Rauschenbach rauschenb...@annuo.de schrieb am Fri, 19 Oct 2012 13:50:04 +0200: I'm sick of coping the checksum of important files by hand or QR-code to the download manager or console. To solve the problem I suggest a checksum attribute in the a href tag. It seems that problem is

Re: [whatwg] checksum attribute in a href tag

2012-10-19 Thread A. Rauschenbach
Am 2012-10-19 14:01, schrieb Nils Dagsson Moskopp: It seems that problem is solved at the HTTP level with RFC 1864: http://tools.ietf.org/html/rfc1864 If I get it right this works fine if you serve it from your server, but not if you link to foreign server. Another advantage is that your

Re: [whatwg] checksum attribute in a href tag

2012-10-19 Thread A. Rauschenbach
If you serve important files over HTTP without TLS I don't think a checksum is going to help anyone much. With important I meant the file as to work right here and right now not any security issues.

Re: [whatwg] checksum attribute in a href tag

2012-10-19 Thread Ian Hickson
On Fri, 19 Oct 2012, A. Rauschenbach wrote: I'm sick of coping the checksum of important files by hand or QR-code to the download manager or console. To solve the problem I suggest a checksum attribute in the a href tag. example: a href=http://example.com/important.file;

Re: [whatwg] checksum attribute in a href tag

2012-10-19 Thread A. Rauschenbach
Am 2012-10-19 18:49, schrieb Ian Hickson: What is the attack scenario you are trying to avoid? Without a discussion of what problem you're trying to solve, it's unclear how to evaluate the proposal. The idea of a hash= or checksum= attribute on a href has come up before -- about once a

Re: [whatwg] checksum attribute in a href tag

2012-10-19 Thread Tab Atkins Jr.
On Fri, Oct 19, 2012 at 11:46 AM, A. Rauschenbach rauschenb...@annuo.de wrote: Am 2012-10-19 18:49, schrieb Ian Hickson: What is the attack scenario you are trying to avoid? Without a discussion of what problem you're trying to solve, it's unclear how to evaluate the proposal. The idea of a

Re: [whatwg] checksum attribute in a href tag

2012-10-19 Thread Ian Hickson
On Fri, 19 Oct 2012, A. Rauschenbach wrote: If I write an article and link to other documents I want a solution that the visitor can be sure that the document he opens is the document I originally linked to. (And if its not he gets informed. So he knows that the information maybe differ

Re: [whatwg] checksum attribute in a href tag

2012-10-19 Thread Nils Dagsson Moskopp
A. Rauschenbach rauschenb...@annuo.de schrieb am Fri, 19 Oct 2012 20:46:24 +0200: […] If I write an article and link to other documents I want a solution that the visitor can be sure that the document he opens is the document I originally linked to. Mirror the information. -- Nils