Category: Cybercrime

evaluate analyze fail2ban log
05.10.2018

what ip got banned most? awk ‚($(NF-1) = /Ban/){print $NF}‘ /var/log/fail2ban.log | sort | uniq -c | sort -n 1 125.163.71.XXX 1 37.75.213.XXX 1 80.199.0.XXX 2 151.236.200.XXX 2 190.85.234.XXX 4 188.75.155.XXX 4 190.223.32.XXX 4 200.105.154.XXX 6 191.209.9.XXX 11 78.250.49.XXX 34 […]

01.10.2018

Was in USA funktioniert ist bald auch bei uns. Kriminelle erbeuten/kaufen detailierte persönliche Informationen (Geburtsdatum, Mail-Passwörter, Kreditkartennummern) online und rufen das Opfer mit einer GEFÄLSCHTEN Telefonnummer an, die GENAU so aussieht wie die einer Bank und erzählen, „es hätte seltsame […]

27.06.2018

Bitcoin Gold hacked – 18 Million USD stolen https://www.heise.de/newsticker/meldung/Ende-der-Grafikkarten-Aera-8000-ASIC-Miner-fuer-Zcash-Bitcoin-Gold-Co-4091821.html https://www.heise.de/ct/ausgabe/2018-14-Wie-51-Prozent-Angriffe-Bitcoin-Co-bedrohen-4085333.html

How far has the BigBrother from 1984 already gone?
26.06.2018

„Thank you“ i feel much safer now, that you know EVERYTHING about me, you, everybody. it is about influencing and directing the masses like a herd of cattle. https://en.wikipedia.org/wiki/Room_641A Room 641A is a telecommunication interception facility in the SBC Communications […]

06.06.2018

sometimes if you know how to r-click… you are allready a HACKER! „Last month’s story about organizations exposing passwords and other sensitive data via collaborative online spaces at Trello.com only scratched the surface of the problem. A deeper dive suggests […]

Stromausfall – Dank All-IP (VoIP) und DECT kein Notruf mehr möglich
15.04.2018

Effizienz ist nicht alles – weiß Bernard Lietaer – wer sich auf eine Monokultur verlässt – ist verlassen. Nach einem Stromausfall oder Hacker-Angriff können Internet basierte Kommunikationsdienste lahmgelegt sein. Aus eigener Erfahrung: An Weihnachten 2017 wurde ein Baum vom Biber […]

Monitoring your Network
04.04.2018

so i guess „monitoring“ is about two things: availability and performance: detect performance bottlenecks get informed if parts (harddisks) / servers have failed / are about to fail security: detect, report and (if possible) automatically fence off „unusual“ network activity […]

How secure are cryptocurrencies?
11.03.2018

Here are 13 cryptocurrency breaches which took place from July 2017 to February 2018: 1: July 4th, 2017: Bithumb hacked and 1.2 billion South Korean Won stolen. 2: July 17th, 2017: CoinDash hacked and $7 million in Ethereum stolen. 3: July 24th, 2017: Veritaseum hacked and $8.4 […]

amd arm intel cpus all got problems – Meltdown and Spectre – JavaScript could steal your Firefoxs Passwords
04.01.2018

update 2018-03-15: from C’t: new micro codes for intel iCPUs (2011 and onwoards) seem to fix Spectre v2 (CVE-2017-5715) 60minutes: https://www.heise.de/security/meldung/Spectre-Luecke-Intels-Microcode-Updates-fuer-Linux-und-Windows-3994347.html update: good overview and explanation of the situation: ARM also affected. The Meltdown + Spectre Vulnerabilities update: please checkout […]

01.01.2018

It is not (yet) a major fall in price and NiceHash seems to be operational again – a website which offers Bitcoin in exchange for customers‘ computing power so it can mine other cryptocurrencies, confirmed that it had suffered a […]