Samba question

[reggler]

hi There,

I configured a samba sefver a while ago but can't remember the credentials... how can i figure them out?
My [global] looks as such:

[global]
; General server settings
netbios name = reg-desktop
server string =
workgroup = TUXNET
announce version = 5.0
socket options = TCP_NODELAY IPTOS_LOWDELAY SO_KEEPALIVE SO_RCVBUF=8192 SO_SNDBUF=8192

passdb backend = tdbsam
security = user
null passwords = true
username map = /etc/samba/smbusers
name resolve order = hosts wins bcast

wins support = yes

printing = CUPS
printcap name = CUPS

syslog = 1
syslog only = yes