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10%
Script utilities in depth: grep, awk, and sed
30.11.2025
Home »  Archive  »  2011  »  Issue 4: Secure...  » 
© jirkaejc, 123RF.com
that it locates: oops::000:100::/:/bin/sh This password file entry allows someone to log in as the root-equivalent user oops without a password: grep '.*:.*:00*:' /etc/passwd | awk -F: 'BEGIN {n=0}; $1
10%
Setting up SSL connections on Apache 2
18.07.2013
Home »  Archive  »  2013  »  Issue 15: What’...  » 
pnphoto, 123RF
; Apache has supported the method since version 2.2.12 – provided you have OpenSSL version 0.9.8i or newer in use. If this is true of your own Apache installation, you can provide your own certificate in any
10%
Mocking and emulating AWS and GCP services
05.08.2024
Home »  Archive  »  2024  »  Issue 82: Sover...  » 
Lead Image © Juri Samsonov, Fotolia.com
ENTRYPOINT ["gcloud","beta","emulators","pubsub","start","--project=demo"] CMD ["--host-port=0.0.0.0:8085"] Now, create the script in Listing 2 for the Pub/Sub service to create a topic
10%
Kernel and driver development for the Linux kernel
07.10.2014
Home »  Archive  »  2014  »  Issue 23: 10 Ti...  » 
Lead Image © psdesign1, Fotolia.com
_string; 08 09 static int prochello_show( struct seq_file *m, void *v ) 10 { 11 int error = 0; 12 13 error = seq_printf( m, "%s\n", output_string); 14 return error; 15 } 16 17 static int prochello
10%
Combining Directories on a Single Mountpoint
19.05.2014
Home »  HPC  »  Articles  » 
the 2010 time frame. This corresponds to about version 2.2 of SSHFS, which is from 2008. SSHFS is now up to version 2.5, which was released on January 14, 2014; however, testing I’ve done hasn’t revealed any
9%
Integrating FreeIPA with Active Directory
11.02.2016
Home »  Archive  »  2016  »  Issue 31: Tunin...  » 
Lead Image © payphoto, 123RF.com
, klist Ticket cache: KEYRING:persistent:0:0 Default principal: mucuser@COE.MUC.REDHAT.COM displays the Kerberos tickets issued for the Windows user on the logged-on host. Considering or Ignoring POSIX
9%
Port Knocking
07.10.2014
Home »  Archive  »  2014  »  Issue 23: 10 Ti...  » 
Lead Image © rasslava, 123RF.com
seq_timeout = 10 08 tcpflags = syn 09 command = /usr/sbin/iptables -A INPUT -s \ %IP% -p tcp --dport 22 -j ACCEPT 10 11 [closeSSH] 12 sequence = 9000
9%
Swagger and OpenAPI Specification for documents
15.08.2016
Home »  Archive  »  2016  »  Issue 34: Softw...  » 
Lead Image © smeagorl, 123RF.com
is backed by the Linux Foundation. The specification was renamed OpenAPI Specification [8]. Because it is based on version 2.0 of the Swagger specification, the OpenAPI Specification also has this version
9%
Network analysis with Wireshark
30.11.2025
Home »  Archive  »  2011  »  Issue 5: Pen Te...  » 
© Reinhard Eisele
to many administrators by that name. The tool was renamed when version 0.99.1 of Wireshark was released, because Ethereal developer Gerald Combs left Ethereal Software. He launched a successor project under
9%
Sharing Data with SSHFS
23.04.2014
Home »  HPC  »  Articles  » 
on your system. Almost all firewalls allow port 22 access, so you don’t have to configure anything extra, such as NFS or CIFS. You just need one open port on the firewall – port 22. All the other ports can

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