Hi Mike, The limit's arbitrary so 32 would be fine. Maybe even something like 100. I'll increase it for the next release.
Cheers, Matt > On Fri 1/3/2019, at 8:28 am, W. Michael Petullo <m...@flyn.org> wrote: > > Dropbear's auth.h defines MAX_USERNAME_LEN as 25 and provides the > commentary "arbitrary for the moment." > > The useradd utility from shadow-utils on Linux supports usernames with > up to 32 characters. > > This means that some valid users cannot make use of SSH, namely users > for which len(username) is larger than 25 but less than 32. > > 32 seems pretty common. Can we modify Dropbear to use 32 instead of 25? > > -- > Mike > > :wq