50 recent changes in Sysadmin Web retrieved at 14:46 (GMT)

Security Frameworks merged I like to merge security frameworks as a groundwork for a security concept. I this case I start with NIST CSF and map ISO 27001 and KR...

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IP Adress Konzept Usefull tools: * Netzplanung tmpl.xlsx: Netzplanung mit Z Curve * IPv6 Schieber Reserve.pdf: IPv6 BitLineal

Network Services * DhcpD * BinD9 * ProXy * NodeJs * IpAM IP Address Management or DDI if you integrate IpAM with DhcpD and BinD9 * AdressKonzept...

Security $ "A designer knows he has achieved perfection not when there is nothing left to add, but when there is nothing left to take away.": Antoine de Saint Ex...

Lisp or Common Lisp * https://alarm.cti.depaul.edu/lisptutor/

Coding * LisP * Meteor

NIST Cybersecurity Framework v.1.1 This is here for referential purpose only. Whenever you need information about the NIST CSF, go to the original source! Though ...

Hier ein kleines config file 123 1231 test=1

FreeBSD Afterboot sshd.conf within bsdinstall shell! ssh ssh port allow root Some common best practice files create ~/CHANGES # logfile for every major...

NIST Cybersecurity Framework Links * Tools and Visualisations * Swiss german translation from Bundesamt für wirtschaftliche Landesversorgung BWL * Eigen...

Wie man die Digitalisierung trotz Digitalministerium schaffen kann Ich meine mit Digitalisierung zunächst die Digitalisierung der internen Abläufe der Bundesbehör...

Simple Security Manifesto Draft * Komplexität ist ein wesentlicher Risikofaktor * keep it simple * Security kann nicht delegiert oder eingekauft werden ...

How to setup a Raspberry Pi Cluster with k3s and rancher You have one or more Raspberry Pi 4 1 Install Raspberry Pi OS Lite (64 Bit) with the Raspberry Pi Imag...

Raspberry Pi * RaspberryZeroUsbDongle * RaspberryNtpServer2021 * RaspberryGpsNtpServer * GpsHeadFlorianTaeger * RaspberryPiCluster

Netflow Analyse and Netflow for IDS * Argus (open) * SiLK (open) * Arbor Peakflow X / Pravail NSI (commercial) * YAF * iSiLK * Bro * Lancope ...

Netflow * NetflowAnalyse contains following information: 1 Source IP address 1 Destination IP address 1 Source port for UDP or TCP, 0 for other protocol...

(This is a Wiki, feel free to add or edit content; you just need to register.) This is disabled at the moment cause of maintainance, but will be enabled soon. Tag...

IT Security in a nutshell Through my long career as a security professional, i am still annoyed how complex and inefficient IT Security most of the time is. You h...

Asset Management (ID.AM) NIST CSF The data, personnel, devices, systems, and facilities that enable the organization to achieve business purposes are identified ...

(Cisco) Firewall Best Practices auf deutsch Das GUI als auch die CLI sollen gleichwertig benutzbar sein. Features, die den jeweils anderen Weg behindern sind zu v...

List of IP Address Management tools (IPAM) and DNS DHCP IPAM (DDI) List of IPAM at Wikipedia commercial * QIP * Infoblox http://www.infoblox.de/de/product...

ansible configuration management Installation View installation instructions First Steps # ansible version ansible 1.6.6 Add some host to /etc/ansible/hosts a...

How to sort IPs with gnu sort sort n t . k 1,1 k 2,2 k 3,3 k 4,4 /verbatim

Here documents or heredoc Multi line message using cat #!/bin/sh cat Multi line message using cat, with tabs suppressed #!/bin/sh cat Multi line message usi...

Installation packages needed in pkgsrc How to install a usable latex with pkgsrc Install: * print/xetex * print/tex koma script * print/tex babel * p...

Raspberry Pi Zero USB Dongle How to setup a Raspberry Pi Zero as a easy to use Linux Accessory. Links: * https://www.youtube.com/watch?v=IR6sDcKo3V8 * http...

Problem with NTP queries from Windows as peer wir hatten letztens einen Ausfall in der AD, nachdem die Zeitserver (NTP1 NTP6) einen Patch bekommen haben. Der P...

Timeserver with ntp WORK IN PROGRESS * EnterpriseTimeServer * EasyDistributeAndBalanceWithPool * NtpLeapsecondFile * NtpVsPtp * MeinbergNtpConfig ...

ssh and ~/.ssh/config Work in progress * http://www.cyberciti.biz/faq/create ssh config file on linux unix/ * fefe about ssh * ssh best practice

Random Numbers Usefull tools * ent ent b file * rngtest cat /dev/hwrng rngtest c 1000 * dieharder cat /dev/hwrng dieharder d 0 vv * base58 ...

How to render large dot files * sfdp x Tpng decix.fw.dot o graph1.png * sfdp x Goverlap=scale Tpng decix.fw.dot o graph1.png * neato x Goverlap...

work in progress DDI Konzept Dies soll ein generisches DDI Konzept sein, das als Grundlage (Blaupause) dienen kann. Es soll exemplarisch die Stichpunkte liefern,...

Miscellaneous * ResetProximAP4000 How to reset an old access point * Fun A bit more complex 'hello world' in EVERY programming language you never heard of ...

Raspberry Pi 4 with NTP, PPS, GPS und Debian bullseye Work in progress * http://www.gregledet.net/computers/building a stratum 1 ntp server with a raspberry pi...

How to plot data from ntp with gnuplot Generate some simple data with a script ./ntplog.sh /tmp/ntp.log #!/bin/bash while true do echo n `date %s` ntpq p 1...

echo Print your PATH settings in human readable format on your Linux, macOS or Unix box: echo "${PATH//:/$'\n'}" See https://cyberciti.biz/faq/howto print path va...

Utilities * AwK * sed * HereDocuments * EchO * http://code.google.com/p/shellinabox/ * NmaP * RcFiles * fgres a search and replace tool ...

Links to Snowden Material (from and about) * https://github.com/iamcryptoki/snowden archive

ARM Workstation SolidRun * https://www.solid run.com/arm servers networking platforms/honeycomb workstation/ * https://developer.solid run.com/knowledge...

Linux * DebianShowInstalledPackage * PolicyBasedRouting * RedHat * ArmWorkstation

BananaPi NetBSD * https://wiki.netbsd.org/ports/evbarm/install_using_sysinst/ * Images

nmap Examples * nmap p80 Pn iL liste1.txt oG awk '/open/{print $2 " " $3}' * nmap p80 10.167.1.0/24 oG grep open * cat gscan.10.130.0.0 1...

Conexant http://www.conexant.com Hersteller von DSL , Modem , Video und Wireless Chipsätzen (nicht nur WLAN!), der im Februar 2004 mit GlobespanVirata fusioniert...

Get ride of Pocket in Firefox 1 Edit configuration about:config 2 change extensions.pocket.enabled to false * https://www.howtogeek.com/228863/how to rem...

How can i prevent the scrollbar to jump to the clicked location? 1 Edit configuration about:config 2 add ui.scrollToClick=0 (as Number not Boolean) * htt...

FuryBSD Aditional * https://blog.grem.de/pages/t470s.html * graphics/drm fbsd12.0 kmod from source (needs matching kernel) prime origins shells/bash sysut...

Sysadmin FreeBSD * FreeBSDAfterboot * FreeBSDexpl * SerialWithPcenginesAPU * jails * BootEnvironmentsOnFreeBSD * StaticLinkedPackages * Follo...

Information Security Management Systems (ISMS) * ISIS12 https://isis12.it sicherheitscluster.de * BSI Grundschutz * NIST SP800 171 * NIST Cybersecurit...

General Security Bookmarks * https://www.islegitsite.com URL Trust Checker * https://www.smashingsecurity.com Security Podcasts * https://thecyberwire.co...