November 15, 2020
Excuse generator
https://whythefuckwasibreached.com/
knowledge base
ping 8.8.8.8dhcp get address dhclient eth0 -v sysctl -A …. print the whole list of system settings use users: compgen -u/etc/sysctl.conf : stored here /etc/hostname – hostname of the machine /etc/hosts – basic translation host name <-> ip address DNS /etc/bind named-checkconf service bind9 status systemctl status bind9.service -l dig @127.0.0.1 courses.cs.ut.ee nslookup est //existance of TLD est Enable auto-starting the bind9:# systemctl...
Firstly, go to the Advanced Options for… and press e find menuentry for ‘recovery mode ‘ than find line starting with linux, press right arrow, press end and write init=/bin/bash ctrl+x choose recovery mode here we go– should show root@(none):/ command mount -rw -o remount / type passwd for changing root password (passwd user for another user) reboot HERE WE...
by Anton Arhipov, JetBrains, developer Advocate https://www.facebook.com/events/608715936270457/ possibility to reuse code between Java and JShttps://www.coursera.org/learn/kotlin-for-java-developers?https://github.com/antonarhipov/kotlin-dsl-example https://play.kotlinlang.org linux: kotlinc compilation to java: kotlinc main.kt -d main.jar variable declaration: val a : Stringfunction hello(name: String): String {println(“Hello $name”)} Goal of Kotlin: using good parts from different languages, not to invent new ones. possible to declare function inside function and pass it as...
no definition for terrorism. there have not been terrorist cyber attack with great demages Cyber warfare Physical demage of injury = breach of sovergenity loss of functionality (email of government dont work 2007 Estonia) = not serious enoug (Tallinn manual), could be seen in case that it leads to neseccity to repair assets, than it is breach If Estonia is...
BASICS:https://treaties.un.org/doc/publication/ctc/uncharter.pdf Article 2 (4)All Members shall refrain in their international relations from the threat or use of force against the territorial integrity or political independence of any state, or in any other manner inconsistent with the Purposes of the UnitedNationsArticle 51Nothing in the present Charter shall impair theinherent right of individual or collective selfdefenseif an armed attack occurs against a...
Passive (DNS? Social Media accounts),Active Vulnerabilities identificationadvanced hackers use tools that produce less traffic Exploitation -exploit: piece of software which takes advantage of vulnerabilities– Web archives: https://archive.org/WhoisSearch enginesShodanMetadata of documentsIP and port scanning traceroute : 3 different packets send to the next IP. that idicates reachability traceroute: request timed out in the middle of path: this host is unreacahble but other...
incident response – the process by which organization handles a date breach or cyberattack and conseqences of it Dig. forensics != data recovery Dig. forensics != incident response Digital forencis is a sum of incident response, data recovery… You will be expert in several fields of forensics, not in every most probably. It is not possible within 45 minutes like...