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29%
Checking password complexity with John the Ripper
30.11.2025
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Archive
»
2011
»
Issue 6: Perfor...
»
for checking a password hash file against a password dictionary is very high. A hacker can recover dictionary-based passwords in minutes, whereas a brute force attack can take days. Brute force is a single-character-at-
a
29%
pfSense firewall and router distribution
30.11.2025
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Archive
»
2012
»
Issue 07: Xen v...
»
Chris Buechler and Scott Ullrich were unhappy. Although the FreeBSD m0
n
0wall distribution gave them a quick option for setting up a firewall and a router, it was designed for use on embedded systems
29%
Debugging the Linux kernel with the Qemu emulator
30.11.2025
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Archive
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2012
»
Issue 07: Xen v...
»
:add-symbol-file module.ko text_address -s .data data_address -s .bss bss_address
9
. Debug: Set breakpoints and so on. In Toolchain , enable the Build gdb for the Host option; in Kernel | Kernel version , type 3
28%
Connecting dissimilar IPsec implementations
30.11.2025
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Archive
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2011
»
Issue 4: Secure...
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set remote-gw 192.168.1.31 06 set psksecret ENC kB+sdP4e109vAROdm
9
TRn
9
YIz
A
47T3JHPK4xVOzYu/8nc3wmqBknMZBzfHU7VRuWBF2gncDuHY1ubeCk
9
DU3zasHi61Izu0m6cg1cdERjgNmKKcO 07 set keepalive 600 08 next
28%
High availability clustering on a budget with KVM
30.11.2025
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Archive
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2010
»
Issue 0: Active...
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/sda 20 Account information: 21 ACL information:
22
ALL Network Bonding To prevent the network cards and thus the connection to the cluster and storage network from becoming a single
28%
Galera Cluster for MySQL
30.11.2025
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Archive
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2012
»
Issue 10: Traff...
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temporarily with Listing 5 Error Messages sh: /sbin/ifconfig: Permission denied 120405 8:29:02 [ERROR] WSREP: Failed to read output of: '/sbin/ifconfig | \ grep -m1 -1 -E '^[
a
-z]?eth[0-
9
28%
A standard cloud computing API
30.11.2025
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Archive
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2011
»
Issue 6: Perfor...
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another could allow the user to set up memory of between 1 and 8GB in increments of 512
MB
. The Deltacloud API bundles all these possibilities into hardware profiles, which means the clients are provided
28%
OpenVPN with e-tokens in large-scale environments
30.11.2025
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Archive
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2011
»
Issue 5: Pen Te...
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depends on the liblzo
2-2
, libpkcs11-helper1, openssl-blacklist, and openvpn-blacklist packages. The next step is to set up your own Public Key Infrastructure (PKI). OpenVPN provides a software tool
28%
Professional backup solutions compared
30.11.2025
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»
Archive
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2010
»
Issue 2: Backup...
»
) with 12 Serial ATA disks, a 320 UW SCSI controller for the host connection, and 512
MB
cache. I configured various disk groups and logical volumes on this powerful hardware and exported them to the backup
28%
Configuration management with Chef
30.11.2025
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Archive
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2010
»
Issue 1: System...
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the computer on which it is running. The first thing you need to have in place is Ruby version 1.8.5 through 1.
9
.2 (with SSL bindings). Add to this, RubyGems, which will want to build various extensions
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