Re: [CentOS] TELNENT TO LOCALHOST IN CENTOS 7

2014-11-25 Thread Jonathan Billings
On Tue, Nov 25, 2014 at 10:42:18AM -0700, Warren Young wrote: > It doesn’t look like CentOS 7’s in.telnetd supports this anyway. I > base that on two bits of evidence: > > 1. The man page: " -a authmode ...not available in the current version.” > > 2. ldd /usr/sbin/in.telnetd doesn’t show that

Re: [CentOS] TELNENT TO LOCALHOST IN CENTOS 7

2014-11-25 Thread Warren Young
On Nov 24, 2014, at 6:04 PM, Jonathan Billings wrote: > On Nov 24, 2014, at 3:46 PM, Warren Young wrote: >> Now compare telnet: always vulnerable, all the time, since the day it was >> created, before most of the people on this list were born: > > Technically, you can run kerberized (krb5) tel

Re: [CentOS] TELNENT TO LOCALHOST IN CENTOS 7

2014-11-24 Thread Samson
Thanks all. It is working now. Regards On 24 Nov 2014 20:11, "Frank Cox" wrote: > On Mon, 24 Nov 2014 08:46:33 -0600 > John R. Dennison wrote: > > > Why are you wanting to use telnet in the first place? > > I don't know what his use case is, but I installed telnet on this computer > a while back

Re: [CentOS] TELNENT TO LOCALHOST IN CENTOS 7

2014-11-24 Thread Mauricio Tavares
On Mon, Nov 24, 2014 at 3:59 PM, John R Pierce wrote: > On 11/24/2014 6:38 AM, Mauricio Tavares wrote: >> >>I will not go over the question about running telnet in your >> laptop; others will chime in. Now that is out, did you check whether >> telnet is running using ps and netstat? > > >

Re: [CentOS] TELNENT TO LOCALHOST IN CENTOS 7

2014-11-24 Thread Jonathan Billings
On Nov 24, 2014, at 3:46 PM, Warren Young wrote: > Now compare telnet: always vulnerable, all the time, since the day it was > created, before most of the people on this list were born: Technically, you can run kerberized (krb5) telnet/telnetd, and it's not quite as insecure as unkerberized tel

Re: [CentOS] TELNENT TO LOCALHOST IN CENTOS 7

2014-11-24 Thread John R Pierce
On 11/24/2014 6:38 AM, Mauricio Tavares wrote: I will not go over the question about running telnet in your laptop; others will chime in. Now that is out, did you check whether telnet is running using ps and netstat? useless advise, since telnet is almost always run from a socket, the t

Re: [CentOS] TELNENT TO LOCALHOST IN CENTOS 7

2014-11-24 Thread Warren Young
On Nov 24, 2014, at 11:04 AM, Les Mikesell wrote: > On Mon, Nov 24, 2014 at 11:38 AM, Leon Fauster > wrote: >> >> best practice is to not use clear text protocols anymore. > > Umm, yeah. Encrypted protocols would never be compromised…. That’s absolutist thinking. There is no such thing as

Re: [CentOS] TELNENT TO LOCALHOST IN CENTOS 7

2014-11-24 Thread John R. Dennison
On Mon, Nov 24, 2014 at 12:04:30PM -0600, Les Mikesell wrote: > > Umm, yeah. Encrypted protocols would never be compromised Which do you think is more likely? Someone sniffing a cleartext credential set on the wire or someone subverting an alleged "secure" encrypted protocol? Nothing is b

Re: [CentOS] TELNENT TO LOCALHOST IN CENTOS 7

2014-11-24 Thread Les Mikesell
On Mon, Nov 24, 2014 at 12:12 PM, John R. Dennison wrote: > On Mon, Nov 24, 2014 at 12:04:30PM -0600, Les Mikesell wrote: >> >> Umm, yeah. Encrypted protocols would never be compromised > > Which do you think is more likely? Someone sniffing a cleartext > credential set on the wire or someo

Re: [CentOS] TELNENT TO LOCALHOST IN CENTOS 7

2014-11-24 Thread John R Pierce
On 11/24/2014 10:04 AM, Les Mikesell wrote: mm, yeah. Encrypted protocols would never be compromised door locks can be picked, so I should never lock my doors? -- john r pierce 37N 122W somewhere on the middle of the left coast ___

Re: [CentOS] TELNENT TO LOCALHOST IN CENTOS 7

2014-11-24 Thread Mauricio Tavares
The original poster has not replied, so we do not know his reasoning. On Mon, Nov 24, 2014 at 1:17 PM, Les Mikesell wrote: > On Mon, Nov 24, 2014 at 12:12 PM, John R. Dennison wrote: >> On Mon, Nov 24, 2014 at 12:04:30PM -0600, Les Mikesell wrote: >>> >>> Umm, yeah. Encrypted protocols

Re: [CentOS] TELNENT TO LOCALHOST IN CENTOS 7

2014-11-24 Thread Les Mikesell
On Mon, Nov 24, 2014 at 11:38 AM, Leon Fauster wrote: > Am 24.11.2014 um 18:11 schrieb Frank Cox : >> On Mon, 24 Nov 2014 08:46:33 -0600 >> John R. Dennison wrote: >> >>> Why are you wanting to use telnet in the first place? >> >> I don't know what his use case is, but I installed telnet on this c

Re: [CentOS] TELNENT TO LOCALHOST IN CENTOS 7

2014-11-24 Thread Leon Fauster
Am 24.11.2014 um 18:11 schrieb Frank Cox : > On Mon, 24 Nov 2014 08:46:33 -0600 > John R. Dennison wrote: > >> Why are you wanting to use telnet in the first place? > > I don't know what his use case is, but I installed telnet on this computer a > while back for the Android Remote Keyboard app.

Re: [CentOS] TELNENT TO LOCALHOST IN CENTOS 7

2014-11-24 Thread Frank Cox
On Mon, 24 Nov 2014 08:46:33 -0600 John R. Dennison wrote: > Why are you wanting to use telnet in the first place? I don't know what his use case is, but I installed telnet on this computer a while back for the Android Remote Keyboard app. https://play.google.com/store/apps/details?id=de.onyxbi

Re: [CentOS] TELNENT TO LOCALHOST IN CENTOS 7

2014-11-24 Thread John R. Dennison
On Mon, Nov 24, 2014 at 03:33:24PM +0100, Samson wrote: > > Trying 127.0.0.1... > telnet: connect to address 127.0.0.1: Connection refused Because telnet is 1970s tech that should die in a fire; it's not enabled by default nor does the firewall permit it by default. Why are you wanting to use tel

Re: [CentOS] TELNENT TO LOCALHOST IN CENTOS 7

2014-11-24 Thread Mauricio Tavares
On Mon, Nov 24, 2014 at 9:38 AM, Mauricio Tavares wrote: > On Mon, Nov 24, 2014 at 9:33 AM, Samson wrote: >> I just install Centos 7 on my laptop. I have also installed telnet-server >> and telnet. >> I can telnet to other server from my local CentOS 7 but can not telnet >> localhost also, i can

Re: [CentOS] TELNENT TO LOCALHOST IN CENTOS 7

2014-11-24 Thread Mauricio Tavares
On Mon, Nov 24, 2014 at 9:33 AM, Samson wrote: > I just install Centos 7 on my laptop. I have also installed telnet-server > and telnet. > I can telnet to other server from my local CentOS 7 but can not telnet > localhost also, i can not telnet to my localhost from other server. > > I try to check

[CentOS] TELNENT TO LOCALHOST IN CENTOS 7

2014-11-24 Thread Samson
I just install Centos 7 on my laptop. I have also installed telnet-server and telnet. I can telnet to other server from my local CentOS 7 but can not telnet localhost also, i can not telnet to my localhost from other server. I try to check telnet file in /etc/xinetd.d directory but the file "telne