[SunHELP] Restricting telnet and ftp

DAUBIGNE Sebastien - BOR sunhelp at sunhelp.org
Tue Jul 31 09:18:22 CDT 2001


As far as i know, TcpWrapper only restricts access on a host or/and =
port
basis.

It has no application-side view (user name, passwd, etc...).

---
Sebastien DAUBIGNE=20
sebastien.daubigne at sema.fr - 05.57.26.56.36
Sema Global Services - AFM/DW/Pessac


	-----Message d'origine-----
	De:	Lund, Dennis [SMTP:Dennis.Lund at sciatl.com]
	Date:	mardi 31 juillet 2001 14:00
	=C0:	'sunhelp at sunhelp.org'
	Objet:	RE: [SunHELP] Restricting telnet and ftp

	Would TCP Wrapper be of some help here.=20

	Dennis L. Lund=20

	-----Original Message-----=20
	From: DAUBIGNE Sebastien - BOR [ mailto:Sebastien.DAUBIGNE at sema.fr
<mailto:Sebastien.DAUBIGNE at sema.fr> ]=20
	Sent: Tuesday, July 31, 2001 5:39 AM=20
	To: sunhelp at sunhelp.org=20
	Subject: RE: [SunHELP] Restricting telnet and ftp=20


	# man ftpd=20
	[...]=20
	Second, if the user name appears in the file  /etc/ftpusers,=20
	ftp access is denied.=20
	[...]=20

	Don't know for any way to restrict  telnet acces on user basis.=20
	You can however disable login on this account : just replace the
encrypted=20
	password in /etc/shadow with "NP".=20
	Note that it doesn't disable access to the account from root with
"su" (to=20
	do so, just put an invalid shell in /etc/passwd (e.g. /bin/false)).=20

	---=20
	Sebastien DAUBIGNE=20
	sebastien.daubigne at sema.fr - 05.57.26.56.36=20
	Sema Global Services - AFM/DW/Pessac=20


	        -----Message d'origine-----=20
	        De:     MUHAMED, Mohd. Khairul
[SMTP:khairul_muhamed at astro.com.my]=20
	        Date:   mardi 31 juillet 2001 05:57=20
	        =C0:      sunhelp at sunhelp.org=20
	        Objet:  [SunHELP] Restricting telnet and ftp=20

	        Hello everyone,=20

	        Can someone help me on this.=20

	        What is the Solaris equivalent to HP-UX's telnet.allow,
telnet.deny,=20
	ftp.allow and ftp.deny?=20

	        Are there files that are used to restrict ids from telnet
and ftp? =20





	        Regards,=20
	            Mohd Khairul Muhamed=20
	            =20
	       =20
	_______________________________________________=20
	SunHELP maillist  -  SunHELP at sunhelp.org=20
	http://www.sunhelp.org/mailman/listinfo/sunhelp
<http://www.sunhelp.org/mailman/listinfo/sunhelp> =20







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