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NNTP-Posting-Date: Mon, 27 Mar 2023 03:12:05 +0000
Subject: Re: uefi malware--threat to all?
Newsgroups: comp.os.linux.misc
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From: "27E.G756" <27E.G756@noq24u.net>
Organization: anode intersection
Date: Sun, 26 Mar 2023 23:11:50 -0400
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On 3/26/23 8:37 PM, Carlos E.R. wrote:
> On 2023-03-27 02:26, 27E.G756 wrote:
>> On 3/24/23 8:58 PM, Fritz Wuehler wrote:
>>> jeshgrca <jeshg...@gmail.com> [j]:
>>> j> "A programmer has a problem and thinks "I know! I'll use sed(1)!" Now
>>> j> the programmer has two problems."
>>>
>>> If 'sed' isn't one's cup of tea, there are other similar tools out there
>>> such as 'msrp', 'binmay', or in a pinch 'm4' to choose from.
>>>
>>> Replacing a bunch of fixed strings and numbers in a pre-recorded macro
>>> script file isn't exactly rocket science.
>>
>>    Careful ... I did that to a long script and ONE entry
>>    was "different" - and it erased the box  :-)
>>
>>    Yes, that CAN happen ... it was a 'reverse' of "rsync --delete"
>>    and finding blank 'source' files due to the error it proceeded
>>    to erase all the "obsolete" files it could get to ...
> 
> Whoa! that happened to me. Run rsync --delete on the wrong backup set. 
> And deleted the original instead.

   In this case there were many live links open - including
   to an NAS.

   So guess ...

   GOOD reason to keep LOTS of backups here there and everywhere !
   Storage is cheap these days.

   These days I open source NAS/cifs mounts READ-ONLY for backups,
   just in case, and only one at a time.