search for: tarent

Displaying 20 results from an estimated 70 matches for "tarent".

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2023 May 26
1
command [argument ...] in ssh(1): a footgun
...ent ...]" part altogether. It Absolutely not. This will break about all uses of ssh in existence. > What about escaping the arguments? Nobody said the user has to use a POSIX Absolutely not. This will break almost all uses of ssh in existence. bye, //mirabilos -- Infrastrukturexperte ? tarent solutions GmbH Am Dickobskreuz 10, D-53121 Bonn ? http://www.tarent.de/ Telephon +49 228 54881-393 ? Fax: +49 228 54881-235 HRB AG Bonn 5168 ? USt-ID (VAT): DE122264941 Gesch?ftsf?hrer: Dr. Stefan Barth, Kai Ebenrett, Boris Esser, Alexander Steeg ***************************...
2023 May 28
1
command [argument ...] in ssh(1): a footgun
On Sat, May 27, 2023 at 02:45:34AM +0200, Thorsten Glaser <t.glaser at tarent.de> wrote: > On Sat, 27 May 2023, raf wrote: > > >So, perhaps this could be added to the existing > >sentence/paragraph: > > > > "so any spaces in individual arguments must be > > Must they? No, a single space will do just fine. They do if you want t...
2023 May 27
2
command [argument ...] in ssh(1): a footgun
On Sat, May 27, 2023 at 12:08:43AM +0200, Thorsten Glaser <t.glaser at tarent.de> wrote: > On Fri, 26 May 2023, Mingye Wang (Artoria2e5) wrote: > > > ssh(1) currently affords an argument-passing functionality, but as the manpage > > states, all arguments are simply concatenated by space. > > How else would it do that? The arguments are processed...
2023 May 27
2
command [argument ...] in ssh(1): a footgun
...er do the Yes, exactly. But for? ssh remhost ls -l \>foo ? it MUST NOT quote the I/O redirection sign, otherwise the redirection would not work. That?s why I?m saying it needs not and must not quote. bye, //mirabilos (current developer of a POSIX-compatible shell) -- Infrastrukturexperte ? tarent solutions GmbH Am Dickobskreuz 10, D-53121 Bonn ? http://www.tarent.de/ Telephon +49 228 54881-393 ? Fax: +49 228 54881-235 HRB AG Bonn 5168 ? USt-ID (VAT): DE122264941 Gesch?ftsf?hrer: Dr. Stefan Barth, Kai Ebenrett, Boris Esser, Alexander Steeg ***************************...
2014 Dec 03
4
vesamenu back to text before booting
...4/linux matches Binary file ./debian-installer/wheezy/i386/linux matches It does not switch back to text mode when chaining to https://www.mirbsd.org/MirOS/current/i386/boot renamed to "pxebsd.0" (used to be "ldbsd.com" before you dropped COMBOOT support). bye, //mirabilos -- tarent solutions GmbH Rochusstra?e 2-4, D-53123 Bonn ? http://www.tarent.de/ Tel: +49 228 54881-393 ? Fax: +49 228 54881-235 HRB 5168 (AG Bonn) ? USt-ID (VAT): DE122264941 Gesch?ftsf?hrer: Dr. Stefan Barth, Kai Ebenrett, Boris Esser, Alexander Steeg
2023 Feb 26
1
ssh host keys on cloned virtual machines
...d?ve. I used xlax (like clusterssh, but for any X11 window) for starting installation, then d-i network-console + cssh for the remainder; a private APT repository with config pak? kages, to install dependencies and configure some things, rounded it off.) bye, //mirabilos -- Infrastrukturexperte ? tarent solutions GmbH Am Dickobskreuz 10, D-53121 Bonn ? http://www.tarent.de/ Telephon +49 228 54881-393 ? Fax: +49 228 54881-235 HRB AG Bonn 5168 ? USt-ID (VAT): DE122264941 Gesch?ftsf?hrer: Dr. Stefan Barth, Kai Ebenrett, Boris Esser, Alexander Steeg ***************************...
2020 Aug 03
6
Deprecation of scp protocol and improving sftp client
...ome impetus to doing _something_, >>> even if it >>> breaks scp or necessitates using something new. >>> >>> Cheers, >>> >>> Ethan >>> >>>> On Wed, Jul 15, 2020 at 7:47 AM Thorsten Glaser < >>>> t.glaser at tarent.de> wrote: >>>> >>>>> On Wed, 15 Jul 2020, Red Cricket wrote: >>>>> >>>>> I have had this in my .bashrc for years: >>>>> >>>>> alias scp='rsync -avzP' >>>> >>>> Similar, tho...
2023 Aug 10
1
RT/Linux SCHED_RR/_FIXED to combat latency?
...an also negative-nice the sshd processes (and therefore, the children) which however may not be sufficient and could require to negative-nice some other processes or kernel tasks as well, so see if your scenario can just positive-nice the load instead. gl hf, //mirabilos -- Infrastrukturexperte ? tarent solutions GmbH Am Dickobskreuz 10, D-53121 Bonn ? http://www.tarent.de/ Telephon +49 228 54881-393 ? Fax: +49 228 54881-235 HRB AG Bonn 5168 ? USt-ID (VAT): DE122264941 Gesch?ftsf?hrer: Dr. Stefan Barth, Kai Ebenrett, Boris Esser, Alexander Steeg ***************************...
2023 Feb 28
1
ssh host keys on cloned virtual machines
On Sun, Feb 26, 2023 at 2:51?PM Thorsten Glaser <t.glaser at tarent.de> wrote: > > On Fri, 24 Feb 2023, Keine Eile wrote: > > > does any one of you have a best practice on renewing ssh host keys on cloned > > machines? > > Yes: not cloning machines. Good luck with *that*. Building VM's from media is a far, far too lengthy process...
2020 Jan 12
2
Why are the arguments supplied for the command run through ssh interpreted by shell before they are passed to the command on the server side?
...bin/sh" "-c" "any-command | tee > cmd.log | process-further" which would regain the ability to do everything > that a shell can do. Yes, but ssh -z remhost sh -c "something" is exactly identical to ssh remhost "something" :? //mirabilos -- tarent solutions GmbH Rochusstra?e 2-4, D-53123 Bonn ? http://www.tarent.de/ Tel: +49 228 54881-393 ? Fax: +49 228 54881-235 HRB 5168 (AG Bonn) ? USt-ID (VAT): DE122264941 Gesch?ftsf?hrer: Dr. Stefan Barth, Kai Ebenrett, Boris Esser, Alexander Steeg
2023 Mar 29
1
ChaCha20 Rekey Frequency
...bits. >+ * Most other ciphers have a 128 bit blocksize, so this equates to >+ * 2**32 blocks / 64GB data. >+ */ >+ return (uint64_t)1 << (c->block_size * 2); ? this get an upper bound? This is UB for 256-bit blocksizes at least? bye, //mirabilos -- Infrastrukturexperte ? tarent solutions GmbH Am Dickobskreuz 10, D-53121 Bonn ? http://www.tarent.de/ Telephon +49 228 54881-393 ? Fax: +49 228 54881-235 HRB AG Bonn 5168 ? USt-ID (VAT): DE122264941 Gesch?ftsf?hrer: Dr. Stefan Barth, Kai Ebenrett, Boris Esser, Alexander Steeg ***************************...
2023 Mar 30
1
ChaCha20 Rekey Frequency
On Wed, 29 Mar 2023, Thorsten Glaser wrote: > Hi Damien, > > >This is what I'm playing with at the moment: > > if you?re playing with this currently anyway, shouldn?t? > > >+ /* > >+ * Otherwise, use the RFC4344 s3.2 recommendation of 2**(L/4) blocks > >+ * before rekeying where L is the blocksize in bits. > >+ * Most other ciphers have a 128
2023 Mar 30
1
ChaCha20 Rekey Frequency
...ck_size * 2); >> >> ? this get an upper bound? This is UB for 256-bit blocksizes >> at least? > >block sizes in struct sshcipher are in bytes, not bits Yes, exactly. 256 bit = 32 bytes; 32*2 = 64; (uint64_t)1 << 64 is UB. bye, //mirabilos -- Infrastrukturexperte ? tarent solutions GmbH Am Dickobskreuz 10, D-53121 Bonn ? http://www.tarent.de/ Telephon +49 228 54881-393 ? Fax: +49 228 54881-235 HRB AG Bonn 5168 ? USt-ID (VAT): DE122264941 Gesch?ftsf?hrer: Dr. Stefan Barth, Kai Ebenrett, Boris Esser, Alexander Steeg ***************************...
2023 May 27
1
command [argument ...] in ssh(1): a footgun
On 27/05/2023 01:45, Thorsten Glaser wrote: >> ssh user at host "ls -l a\ b" > This one, incidentally, sends 'ls -l a b' to the remote shell. > ssh user at host "ls -l a\\ b" > has the effect you want; the first backslash is eaten by the > local shell. > Or is it? $ echo "ls -l a\ b" ls -l a\ b $ This is with bash 5.2.15. From the
2023 Aug 06
1
Packet Timing and Data Leaks
Damien Miller wrote: > On Thu, 3 Aug 2023, Chris Rapier wrote: > >> Howdy all, >> >> So, one night over beers I was telling a friend how you could use the timing >> between key presses on a type writer to extract information. Basically, you >> make some assumptions about the person typing (touch typing at so many words >> per second and then fuzzing the
2023 Aug 06
1
Packet Timing and Data Leaks
...hu wrote: >The keystroke timing issue would be solved by adding LINEMODE support as I did back in 2010. >https://lists.mindrot.org/pipermail/openssh-unix-dev/2010-June/028732.html Local line editing by using GNU libreadline? *shudder* No, thanks. bye, //mirabilos -- Infrastrukturexperte ? tarent solutions GmbH Am Dickobskreuz 10, D-53121 Bonn ? http://www.tarent.de/ Telephon +49 228 54881-393 ? Fax: +49 228 54881-235 HRB AG Bonn 5168 ? USt-ID (VAT): DE122264941 Gesch?ftsf?hrer: Dr. Stefan Barth, Kai Ebenrett, Boris Esser, Alexander Steeg ***************************...
2014 Dec 02
2
vesamenu back to text before booting
Hi, I still have the question: when I have an environment that uses vesamenu, for example on PXE, how do I configure it so that, for some of the menu entries, it switches back to the text mode (03h) before handing off to the next bootloader / kernel? Thanks, //mirabilos -- tarent solutions GmbH Rochusstra?e 2-4, D-53123 Bonn ? http://www.tarent.de/ Tel: +49 228 54881-393 ? Fax: +49 228 54881-235 HRB 5168 (AG Bonn) ? USt-ID (VAT): DE122264941 Gesch?ftsf?hrer: Dr. Stefan Barth, Kai Ebenrett, Boris Esser, Alexander Steeg
2015 Jan 21
2
PXE Error Reporting
...eally is anyone's > security requirement, this is pointless -- the ErrCode is set to 0 ("Not Still, requirements like this d?o? exist in the real world, dismissing them is a, I quote, stupid idea. I?d suggest to please wake up. bye, //mirabilos (not speaking for his employer here) -- tarent solutions GmbH Rochusstra?e 2-4, D-53123 Bonn ? http://www.tarent.de/ Tel: +49 228 54881-393 ? Fax: +49 228 54881-235 HRB 5168 (AG Bonn) ? USt-ID (VAT): DE122264941 Gesch?ftsf?hrer: Dr. Stefan Barth, Kai Ebenrett, Boris Esser, Alexander Steeg
2020 Jan 12
2
Why are the arguments supplied for the command run through ssh interpreted by shell before they are passed to the command on the server side?
...example -z. The specification can be like this: The wording could need some translation by a native speaker, but the idea of this feature request is certainly sound. Of course you?d lose the ability to run multiple commands, redirect I/O, etc. when using your proposed flag. bye, //mirabilos -- tarent solutions GmbH Rochusstra?e 2-4, D-53123 Bonn ? http://www.tarent.de/ Tel: +49 228 54881-393 ? Fax: +49 228 54881-235 HRB 5168 (AG Bonn) ? USt-ID (VAT): DE122264941 Gesch?ftsf?hrer: Dr. Stefan Barth, Kai Ebenrett, Boris Esser, Alexander Steeg
2023 May 26
1
command [argument ...] in ssh(1): a footgun
Hi, ssh(1) currently affords an argument-passing functionality, but as the manpage states, all arguments are simply concatenated by space. This behavior is non-obvious for those reading only the synopsis: one would expect something that takes argv input to somehow preserve the argument boundary and not, say, let a semicolon ruin all the fun. This is probably old news for all of you. I have