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47%
Give your servers the once over with Nmap
31.10.2025
Home
»
Archive
»
2012
»
Issue 11: Cloud...
»
.nmap.org (64.13.134.52): Not shown: 994 filtered ports PORT STATE SERVICE VERSION
22
/tcp open ssh OpenSSH 4.3 (protocol
2.0
)
25
/tcp closed smtp
47%
Checking password complexity with John the Ripper
30.11.2025
Home
»
Archive
»
2011
»
Issue 6: Perfor...
»
, 378501 c/s virtual 18 Long: 1063K c/s real, 1063K c/s virtual 19
20
Benchmarking: LM DES [64/64 BS]... DONE 21 Raw: 8214K c/s real, 8214K c/s virtual
22
23 Benchmarking: NT MD4 [Generic 1
x
]... DONE 24
47%
Monitoring network computers with the Icinga Nagios fork
30.11.2025
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»
Archive
»
2010
»
Issue 1: System...
»
notification_interval 60 16 notification_options d 17 } 18 19 # Fileserver
20
define host{ 21 host_name fileserver
22
alias Fileserver 23
47%
Boost performance of your Python programs
30.11.2025
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»
Archive
»
2010
»
Issue 2: Backup...
»
oc.close()
20
21 if '__main__' == __name__:
22
23 uicores = cpu_count() 24 olck = Lock()
25
26 oque = Queue() 27 op, oc = Pipe() 28 29 for ui in xrange(1, 2*uicores): 30
46%
Virtualization via Zones
30.11.2025
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»
Archive
»
2010
»
Issue 0: Active...
»
1 21
22
Configure Kerberos Security: No 23 24 Name service: DNS
25
26 Domain name: blah.com 27 28 Server's IP Address: 192.168.1.254 29 30 Use NFSv4: Yes 31 32 Continents and Oceans: Americas 33 34
46%
Monitor your nodes with collectl
30.11.2025
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»
Archive
»
2012
»
Issue 09: Windo...
»
X
4 920 CPU (quad core) 8GB of memory (DDR2-800) The operating system and boot drive are on an IBM DTLA-307020 (
20
GB drive at Ultra ATA/100) /home is on a Seagate ST1360827AS A 64GB Intel
X
46%
Building a port scanner in Python
28.07.2025
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»
Archive
»
2025
»
Issue 88: 5 Net...
»
in range(start_port, end_port + 1): 18 thread = threading.Thread(target=scan_port, args=(host, port)) 19 thread.start()
20
21 if __name__ == "__main__":
22
if len(sys.argv) != 4: 23 print
46%
The Swiss Army knife of fault management
30.11.2025
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»
Archive
»
2011
»
Issue 5: Pen Te...
»
="walk" value="true"/>
22
23
24
25
46%
Identifying and using software licenses
27.05.2025
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»
Archive
»
2025
»
Issue 87: Light...
»
] to help you ensure that your project has correct licensing information. The project website (Figure 2) compares REUSE with other solutions [19], including ScanCode [
20
], ClearlyDefined [21], FOSSology [
22
46%
An IT nomad's diary
30.11.2025
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»
Archive
»
2011
»
Issue 5: Pen Te...
»
-tuxgeek.rhcloud.com,174.129.129.190' (RSA) to the list of known hosts.
20
Enter passphrase for key '/home/tscherf/.ssh/libra_id_rsa': 21 Confirming application spaceuploader is available
22
Attempt # 1 23 24 Success
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