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Article (Print)
(105)
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71%
Security without firewalls
31.10.2025
Home
»
Archive
»
2012
»
Issue 12: NAS S...
»
's usually TCP port
22
) to port 2222, for example, to keep port scans from filling up your logs. Without TCP Wrappers enabled, scans might run dictionary attacks on your server where password combinations ...
12
71%
Reading and understanding database execution plans
31.10.2025
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»
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»
2012
»
Issue 12: NAS S...
»
(dbms_xplan.display );<+>2<+> 10 11
12
-----------------------------------------------------3------4---- 13 | Id | Operation | Name | Bytes | Cost | 14 ...
12
25%
A first look at Apache 2.4: Web server for the cloud
30.11.2025
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»
Archive
»
2011
»
Issue 3: Are yo...
»
for their documentation. Although at times it's a bit terse, it is very complete. The Apache 2.4 release, although a fairly modest bump compared with the move from the 1.
x
series to
2.0
.
x
, is a pretty important release ... High performance and cloud suitability are the thrust of Apache 2.4. We give you the lowdown on transitioning your Apache HTTP Server from
2.2
to 2.4.
24%
Creating an SFTP jail
30.11.2025
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Archive
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2011
»
Issue 3: Are yo...
»
SyslogFacility AUTH
20
TCPKeepAlive yes 21 UseDNS no
22
UsePrivilegeSeparation yes 23 Subsystem sftp /usr/local/libexec/sftp-server 24 Match Group sftponly 25 ChrootDirectory /export
23%
Configuration management with Chef
30.11.2025
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»
Archive
»
2010
»
Issue 1: System...
»
SUSE users should use the openSUSE Build Service to install [UCC:
x
20
-kl-listing-bold]rabbit-mq[/UCC] http://3. Doing so means that YaST automatically adds repositories that you need later on. Once you have
21%
Connecting dissimilar IPsec implementations
30.11.2025
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»
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2011
»
Issue 4: Secure...
»
versions worked best (and worst) together. My tests included the following: Kame/Racoon on Mac OS
X
and Linux Solaris 10 Windows Server 2008 Cisco-Router with IOS
12
Juniper SRX
21%
Mandatory access control with Tomoyo Linux
30.11.2025
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»
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»
2012
»
Issue 09: Windo...
»
.0
2.2
.
x
. 2.6.30 through 2.6.35 Debian 6 (Squeeze) 2.3.
x
. 2.6.36 through 3.0 Ubuntu 11.10 2.4.
x
. 3.1. openSUSE
12
.1 2.5.
x
. 3
21%
Give your servers the once over with Nmap
31.10.2025
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»
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
21%
SSH Administration – Windows in a Unix World
30.11.2025
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»
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»
2010
»
Issue 0: Active...
»
| 14 | .. . o . | 15 | . . . . | 16 | . o o . | 17 | S + o o | 18 | o. E o .| 19 | o.o o|
20
| .+.....| 21 | .. +o..o|
22
21%
Configuring the JBoss application server
30.11.2025
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»
2011
»
Issue 4: Secure...
»
) (out= 131)(deflated 17%) adding: WEB-INF/(in = 0) (out= 0)(stored 0%) adding: WEB-INF/web.xml(in = 63) (out= 48)(deflated 23%) # cp helloworld.war ../../jboss-5.1.0.GA/server/all/deploy/
20
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