Re encrypt using cryptsetup-reencrypt

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My LUKS disk is created some years ago the options would be outdated right now, if to change my LUKS header by:



# cryptsetup-reencrypt /dev/sdaX


WARNING: this is experimental code, it can completely break your data.
Enter passphrase for key slot 0:
...


If I do it with a specific option, will the ignored options of cryptsetup-reencrypt use the default? like:



# cryptsetup-reencrypt --iter-time 3500 /dev/sdaX


And cryptsetup-reencrypt is designed for no data loss in regular situation?










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  • cryptsetup luksDump of your existing LUKS header?
    – frostschutz
    yesterday














up vote
0
down vote

favorite












My LUKS disk is created some years ago the options would be outdated right now, if to change my LUKS header by:



# cryptsetup-reencrypt /dev/sdaX


WARNING: this is experimental code, it can completely break your data.
Enter passphrase for key slot 0:
...


If I do it with a specific option, will the ignored options of cryptsetup-reencrypt use the default? like:



# cryptsetup-reencrypt --iter-time 3500 /dev/sdaX


And cryptsetup-reencrypt is designed for no data loss in regular situation?










share|improve this question







New contributor




user314299 is a new contributor to this site. Take care in asking for clarification, commenting, and answering.
Check out our Code of Conduct.



















  • cryptsetup luksDump of your existing LUKS header?
    – frostschutz
    yesterday












up vote
0
down vote

favorite









up vote
0
down vote

favorite











My LUKS disk is created some years ago the options would be outdated right now, if to change my LUKS header by:



# cryptsetup-reencrypt /dev/sdaX


WARNING: this is experimental code, it can completely break your data.
Enter passphrase for key slot 0:
...


If I do it with a specific option, will the ignored options of cryptsetup-reencrypt use the default? like:



# cryptsetup-reencrypt --iter-time 3500 /dev/sdaX


And cryptsetup-reencrypt is designed for no data loss in regular situation?










share|improve this question







New contributor




user314299 is a new contributor to this site. Take care in asking for clarification, commenting, and answering.
Check out our Code of Conduct.











My LUKS disk is created some years ago the options would be outdated right now, if to change my LUKS header by:



# cryptsetup-reencrypt /dev/sdaX


WARNING: this is experimental code, it can completely break your data.
Enter passphrase for key slot 0:
...


If I do it with a specific option, will the ignored options of cryptsetup-reencrypt use the default? like:



# cryptsetup-reencrypt --iter-time 3500 /dev/sdaX


And cryptsetup-reencrypt is designed for no data loss in regular situation?







cryptsetup






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user314299 is a new contributor to this site. Take care in asking for clarification, commenting, and answering.
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share|improve this question







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  • cryptsetup luksDump of your existing LUKS header?
    – frostschutz
    yesterday
















  • cryptsetup luksDump of your existing LUKS header?
    – frostschutz
    yesterday















cryptsetup luksDump of your existing LUKS header?
– frostschutz
yesterday




cryptsetup luksDump of your existing LUKS header?
– frostschutz
yesterday










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If I do it with a specific option, will the ignored options of cryptsetup-reencrypt use the default?




If by "ignored", you mean the ones that you don't pass, then yes.




And cryptsetup-reencrypt is designed for no data loss in regular situation?




It's designed to not lose your data, but as the warning you saw indicates, it might lose it anyway. Make sure you have a backup before using it.






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    up vote
    0
    down vote














    If I do it with a specific option, will the ignored options of cryptsetup-reencrypt use the default?




    If by "ignored", you mean the ones that you don't pass, then yes.




    And cryptsetup-reencrypt is designed for no data loss in regular situation?




    It's designed to not lose your data, but as the warning you saw indicates, it might lose it anyway. Make sure you have a backup before using it.






    share|improve this answer
























      up vote
      0
      down vote














      If I do it with a specific option, will the ignored options of cryptsetup-reencrypt use the default?




      If by "ignored", you mean the ones that you don't pass, then yes.




      And cryptsetup-reencrypt is designed for no data loss in regular situation?




      It's designed to not lose your data, but as the warning you saw indicates, it might lose it anyway. Make sure you have a backup before using it.






      share|improve this answer






















        up vote
        0
        down vote










        up vote
        0
        down vote










        If I do it with a specific option, will the ignored options of cryptsetup-reencrypt use the default?




        If by "ignored", you mean the ones that you don't pass, then yes.




        And cryptsetup-reencrypt is designed for no data loss in regular situation?




        It's designed to not lose your data, but as the warning you saw indicates, it might lose it anyway. Make sure you have a backup before using it.






        share|improve this answer













        If I do it with a specific option, will the ignored options of cryptsetup-reencrypt use the default?




        If by "ignored", you mean the ones that you don't pass, then yes.




        And cryptsetup-reencrypt is designed for no data loss in regular situation?




        It's designed to not lose your data, but as the warning you saw indicates, it might lose it anyway. Make sure you have a backup before using it.







        share|improve this answer












        share|improve this answer



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        answered yesterday









        Joseph Sible

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