Since latest Updates of AVM Router Firmware the Devices are sold with MESH Option but this FAILS! Background: Mesh should handle the best Connect between Router + Repeater and used Devices Mesh Service produces own Communication Traffic which is added to your default WIFI TRAFFIC! The Repeaters do NOT offer 3 or 4 seperated WIFI NICs for handling the Traffic If you buy new Repeaters look that they have minimum 4 Channels (2,4+5GHZ to Router and 2,4+5GHZ to the Devices like TV,Laptop and more.. If you have LAN Cables next to the Repeaters, you should prefer at the Repeater LAN-to-WIFI […]
Category: Linux News
WordPress Anonymous Comments DSGVO
To set this for Privacy DSGVO protection do: enable Comments at WordPress Settings discussion! go to your Theme folder search functions.php insert: function wpb_alter_comment_form_fields($fields) { unset($fields['author']); unset($fields['email']); unset($fields['url']); return $fields; } add_filter('comment_form_default_fields', 'wpb_alter_comment_form_fields'); edit style.css insert as last lines: .comment-notes { display:none; }
Script DNS Blocker DNSMASQ
If you tested pihole, you perhaps look for a smaller Command Line version? Install dnsmasq by: sudo apt-get install dnsmasq Here DNS Rule Injector Script (copy & paste): blocker.sh # www.linuxonlinehelp.eu 2019 # DNS Blocker for Small Linux with dnsmasq # #!/bin/bash # goto tmp (tmpfs) cd /tmp/ # get URL-Blocklists wget -O blocklist.txt https://v.firebog.net/hosts/Kowabit.txt # get Templates #SET Variables txt='blocklist.txt' IP='0.0.0.0' # set to 0.0.0.0 or to a Webserver with "white Page" showing Text "URL-blocked!! #merge URLs and redirect to wanted IP – Rule creation n=1; while read line; do echo 'address=/'$line'/$IP '>> 02-blocked1.conf ; n=$((n+1)); done < $txt […]
Ubuntu 18.04 Backlight Control Command Line
By default the xbacklight command does not work on Intel HD Graphics: Workaround: sudo nano /usr/share/X11/xorg.conf.d/10-intel.conf: insert: Section "Device" Identifier "Card0" Driver "intel" Option "Backlight" "/sys/class/backlight/intel_backlight" EndSection now add to startup / autostart (lxde) : xbacklight -set 30
Briar decentralized Peer to Peer Messenger
If you have used Whatsapp, Facebook Messenger, Telegram etc. last time and other Messenger, you perhaps now looking for a more secure Messenger, thats the point to Test Briar Messenger a Peer to Peer Messenger which uses NO SERVER as INTERFACE ! Source: briarproject.org Download-APK ..kick your old Messenger from the Phone !!
Pihole DNS Adblocker
If you have outdated PC’s you can give them a Second Life as DNS Adblocker! You can get the free Software Package at pi-hole.net Don’t buy high priced preinstalled devices on NET cause a lot of the Resellers DONT DONATE the pi-hole Developers Group!!! Advantages: Less Homecalls of all Devices at your Home, like TV’s, Tablets, Phones and more Less Advertisement by Internet Browsing Less Fingerprints on Internet Faster Website Access Live Logview by “pihole -t” shows the Spy’s of your Network Reduce Network Load of all Wifi Routers an Repeaters (MESH LOAD) Reduce Heat and Power Consumption of […]
mj12bot hammer mediawiki
Here some IP’s of some Botnet Servers of mj12bot.com: the Botnet ignores robots.txt and hammers on Mediawiki’s! A sorted output of a Log done with : cat /var/log/apache2/other*.log|grep MJ | awk '{ print $2 }' | sort | uniq -c | sort -n Output for ufw Firewalls: 162.210.196.97 144.76.3.131 148.251.195.14 5.9.158.195 173.208.157.186 176.31.255.65 178.63.34.189 69.30.198.186 144.76.60.198 40.121.210.108 5.189.152.91 5.9.66.153 69.30.198.242 69.30.205.218 81.109.126.245 192.99.10.47 If this doesn’t help the use “Apache AUTH Basic” to block unwanted access!! It’s easy to setup.
Social Bots the Business Killer
If you have a small Company and you want to raise up your Startup Business you often asked to buy Support by Developers (eMail) or Big Data Companies (goo, fb .. etc.) to use their Marketing Tools like Social Bots, automated Scripts and more.. But take care this can be your Business Killer cause: Trust is lost if Bots are recognized by the Users too much Ads or Trash Posts forces Humans to leave if trust is gone the Users logoff from current Social Media Channel, for example “fb” loses much Users last time and was enforced to integrate new […]
WordPress Gutenberg Editor fails on modsecurity2
If you use modsecurity2 Plugin Filter on a Apache2 / Apache24 Setup then on my Blogs Gutenberg fails to SAVE Pages and Drafts. Workaround: Install the old but useful “Classic Editor Plugin” and replace Gutenberg for all Users! Background: It seems the lastest stable mod_security2 Rules not modified for Gutenberg post urls!
Convert WordPress Blog into Static Websites
For some reasons you want to convert your WordPress with Linux Tools into a Static Website: low level Hosting no SQL + PHP for higher Security Then open a Terminal and enter into a Text Editor: nano wp2statis.sh: #!/bin/bash wget \ –recursive \ –no-clobber \ –page-requisites \ –html-extension \ –convert-links \ –restrict-file-names=windows $url-of-site exit 0 Advantage? wget runs on most WP-Themes low Load on the convert Process Script can be used to run by Cron automaticly every Night !
Website Speed Test with Linux
If you own a Blog and want to check the Speed with your local Linux Computer use a commandline tool called curl. Open a Terminal and enter: curl -o /dev/null -s -w 'Connect: %{time_connect}\nStart Transfer: %{time_starttransfer}\nTotal: %{time_total}\n' https://www.yourdomain.de System Echos: Connect: 0,084774 Start Transfer: 0,173280 Total: 0,228651 Advantage? You will see the Website Load Time of Users at your Location (Country Area) You can check “high performance Clouds” vs. “bare metal Servers” or “virtual Hosting” You see that mostly expensive Hosting is wasted money cause “shared” IO V-Host is SLOWER! You get the real “felt” IO for Users who […]
WordPress Speed Test Optimization
If you use WordPress and you want to get better results on search engines and social media checkout: Load Speed at Google free Speed Analyser for Developer https://developers.google.com/speed/pagespeed/insights/ Reduce and Control the Plugins Reduce and Control Images at Content and Image Sizes 50-100 kb Limits Use latest PHP Version if possible 7.3 Use cached MySQL if available Result: If green your Job is done well.. cause old rule, LESS is often MORE
5G Mobile Network opens Pandora’s Box
5G will it make possible to attack mobile Devices and Cars 10 times faster Users will not recognize attacks or uploaded data the wider data bandwith will it make possible to attack much more efficient Remark: checkout if you really need this mobile network, cause slower is sometime safer against automated tools slower mobile network is cheaper disable mobile data if not neeeded to stay hidden and offline, calls option is still working
FastGlacier Client on Linux AWS Cloud Backup
If you are a Newbie on AWS Glacier Cloud Backup you want to use a simple Backup Uploader you can use FastGlacier inside Wine! Major Info: Glacier puts only Files up to 4GB size, split 50GB Tar/Zip Files to 4GB!! Setup AWS free Account !! Go to IAM create User, set User Role to Glacier full access Write down User and Password key at IAM now go right to you loved Cloud Area like Frankfurt or Asia Setup new vault, logout.. install wine install winetricks dotnet40 Framework install FastGlacier have fun.. sudo apt-get install wine sudo apt-get install winetricks Run […]
Smartmontools unlisted Devices
If you use a Toshiba Canvio 3tb Drive at a raspi then smartmontools will not see the usb drive. Try: sudo smartctl -t long -d sat -s on /dev/sdb -t test long or short -d drive protocol sata = sat -s enforce smart which is off by the usb drive firmware wait XXX Minutes then: sudo smartctl -H -d sat -s on /dev/sdb get status..
Amazon AWS Howtos
Here some Bookmarks if you want to try Amazon AWS Cloud Services like S3 (Cloud File Storage), EC2 (VM Instances..) Howtos / Basics : https://github.com/open-guides/og-aws#aws-data-transfer-costs Remark: AWS Services mostly priced by data transfers and online time! Checkout daily “Billing Monitor” ! Amazon AWS: https://aws.amazon.com/ Remark: S3 is the Standard Cloud Storage, cheaper is S3-IA or long term Backups use “Glacier” where you first upload files to S3 and set a “Rule” on a “Bucket” move files to Glacier Long Term Backup! Amazon Admin Console: https://aws.amazon.com/de/console/ Security: Howto Create ENCRYPTED Containers for AWS on Linux? Klick At the End.. don’t forget […]