Does it protect you from ransomware?  It gets you back to a good backup.
It depends on how often you backup - and having ransomware means  you might
lose all changes since the last backup  so unless the database is read only
- you are likely to lose  some data.

On Thu, 9 Mar 2023 at 23:44, Attila Fogarasi <fogar...@gmail.com> wrote:

> Also there are various solutions for immutable backups of z/OS data, which
> would protect you against ransomware.
>
> On Fri, Mar 3, 2023 at 1:27 PM Tommy Tsui <tommyt...@gmail.com> wrote:
>
> > Hi all.
> > We are studying to build the tertiary backup. In fact, is it possible to
> > hack the VSAM dataset during online period, is there any policy to
> protect
> > VSAM datasets ?
> >
> > Thanks for sharing
> >
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