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18%
Harden your Apache web server
25.03.2021
Home »  Archive  »  2021  »  Issue 62: Lean...  » 
have been using Apache for many years, it is best to take a look at the changes in version 2.4 [3], which include the new mod_authz_host access module with the Require directive, which replaces
18%
Thread processing in Python
02.06.2020
Home »  Archive  »  2020  »  Issue 57: Artif...  » 
Lead Image © Christos Georghiou, 123RF.com
= sol.copy() 10 11 for j in range(0,ny-1): 12 sol[0,j] = 10.0 13 sol[nx-1,j] = 1.0 14 # end for 15 16 for i in range(0,nx-1): 17 sol[i,0] = 0.0 18 sol[i,ny-1] = 0.0 19 # end for 20 21 # Iterate 22
18%
Build a honeypot with real-world alerts
01.08.2019
Home »  Archive  »  2019  »  Issue 52: Stop...  » 
Lead Image © Bruce Rolff, 123RF.com
Port=words.split('=')[1] 19 20 #count the number of ports keyed by src IP 21 if srcIP: 22 print("srcIP: {} dPort {}".format(srcIP, dPort)) 23 if srcIP not in srcIPs: 24 src
18%
Measuring the performance health of system nodes
02.08.2022
Home »  Archive  »  2022  »  Issue 70: Defen...  » 
Lead Image © Peter Hermes Furian, 123RF.com
be turned on and off according to what you want to check about the state of the node. Almost 20 years ago, when I worked for a Linux high-performance computing (HPC) company that no longer exists, we had
18%
Open source multipoint VPN with VyOS
13.12.2018
Home »  Archive  »  2018  »  Issue 48: Secur...  » 
Photo by Damon Lam on Unsplash
# and network has converged traceroute -In 10.4.1.25 1 10.3.1.22 # backup VPN # router site 3 2 172.16.1.7 # backup VPN # router site 4 3 10.4.1.25 LAN Failure
18%
Performance Health Check
13.06.2022
Home »  HPC  »  Articles  » 
be turned on and off according to what you want to check about the state of the node. Almost 20 years ago, when I worked for a Linux high-performance computing (HPC) company that no longer exists, We had
18%
Encrypting files
10.06.2015
Home »  Archive  »  2015  »  Issue 27: Fault...  » 
Lead Image © Yoichi Shimizu, 123RF.com
] on its laptops that allows the software to steal web traffic using man-in-the-middle attacks. When you use an encrypted filesystem or SEDs [3], all of the data is encrypted. However, if you forget
18%
Red Hat PaaS hyperconverged storage
22.12.2017
Home »  Archive  »  2017  »  Issue 42: Secur...  » 
Lead Image © Oleksandr Omelchenko, 123RF.com
": [ 15 { 16 "port": 1 17 } 18 ] 19 }, 20 { 21 "addresses": [ 22 { 23 "ip": "192,168,121,102" 24
18%
Comparing Ceph and GlusterFS
21.04.2015
Home »  Archive  »  2014  »  Issue 23: 10 Ti...  » 
Lead Image © agencyby, 123RF.com
mounts and store data directly on GlusterFS. For this, the emulator and virtualizer must at least be version 1.3: # ldd /usr/bin/qemu-system-x86_64\ |grep libgfapi libgfapi.so.0 => \ /lib64/libgfapi
18%
Asynchronous PostgreSQL
12.09.2013
Home »  Archive  »  2013  »  Issue 16: Docker  » 
Lead Image © Fesus Robert, 123RF.com
$st2->execute($dbh->{pg_pid}); 16 if( !$st2->fetchrow_arrayref->[0] ) { 17 warn "couldn't stop backend PID=$dbh->{pg_pid}\n"; 18 } 19 exit 1; 20 } 21 22 POSIX::sigaction(SIGTERM, POSIX

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