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Views: 208up-to-date version of PowerView: New function naming schema: Verbs: Get : retrieve full raw data sets Find : ‘find’ specific data entries in a data set Add : add a new object to a destination Set : modify a given object Invoke : lazy catch-all Nouns: Verb-Domain* : indicates that LDAP/.NET querying methods are … Read more
Views: 23Kerberos Kerberos is the default authentication service for Microsoft Windows domains. It is intended to be more “secure” than NTLM by using third party ticket authorization as well as stronger encryption. Even though NTLM has a lot more attack vectors to choose from Kerberos still has a handful of underlying vulnerabilities just like NTLM … Read more
Views: 62OpenVPN complaining of depreciated ciphers ERROR: failed to negotiate cipher with server. Add the server’s cipher (‘AES-256-CBC’) to –data-ciphers (currently ‘AES-256-GCM:AES-128-GCM:CHACHA20-POLY1305’) if you want to connect to this server. Fix:
Views: 12Introduction to Log Management Logs are a record of events within a system. These records provide a detailed account of what a system has been doing, capturing a wide range of events such as user logins, file accesses, system errors, network connections, and changes to data or system configurations. While the specific details may … Read more
Views: 12Asset Management (ID.AM): The data, personnel, devices, systems, and facilities that enable the organization to achieve business purposes are identified and managed consistent with their relative importance to business objectives and the organization’s risk strategy.
Views: 28NIST Functions Framework Core The Core consists of three parts: Functions, Categories, and Subcategories. The Core includes five high level functions: Identify, Protect, Detect, Respond, and Recover. These 5 functions are not only applicable to cybersecurity risk management, but also to risk management at large. The next level down is the 23 Categories that are split … Read more
Views: 15NIST – Security Incident Handling 1. Preparation The preparation phase covers the readiness of an organization against an attack. That means documenting the requirements, defining the policies, incorporating the security controls to monitor like EDR / SIEM / IDS / IPS, etc. It also includes hiring/training the staff. 2. Detection and Analysis The detection phase covers … Read more
Views: 10Bourne Again Shell The main difference between scripting and programming languages is that we don’t need to compile the code to execute the scripting language, as opposed to programming languages. Structure of Scripting Language Input & OutputArguments, Variables & ArraysConditional executionArithmeticLoopsComparison operatorsFunctions Script Execution
Views: 82Splunk Cheat Sheet Query to identify failed login attempts: Query to identify privilege escalation attempts: Query to identify failed SSH attempts: Query to identify successful SSH attempts: Query to identify unusual network traffic: Query to identify suspicious processes: Query to identify brute force attacks: Query to identify privilege escalation attempts on Windows systems: Query … Read more