Dmitrijs Trizna dtrizna

Cyber-security and AI | ex-Microsoft | Agentic AI and adversarial ML for cyber-threat detection

dtrizna / gradient_accumulation.py

Created March 5, 2023 18:22 — forked from thomwolf/gradient_accumulation.py

PyTorch gradient accumulation training loop

	model.zero_grad() # Reset gradients tensors
	for i, (inputs, labels) in enumerate(training_set):
	predictions = model(inputs) # Forward pass
	loss = loss_function(predictions, labels) # Compute loss function
	loss = loss / accumulation_steps # Normalize our loss (if averaged)
	loss.backward() # Backward pass
	if (i+1) % accumulation_steps == 0: # Wait for several backward steps
	optimizer.step() # Now we can do an optimizer step
	model.zero_grad() # Reset gradients tensors
	if (i+1) % evaluation_steps == 0: # Evaluate the model when we...

dtrizna / server.py

Created February 20, 2021 18:12 — forked from mdonkers/server.py

Simple Python 3 HTTP server for logging all GET and POST requests

	#!/usr/bin/env python3
	"""
	Very simple HTTP server in python for logging requests
	Usage::
	./server.py [<port>]
	"""
	from http.server import BaseHTTPRequestHandler, HTTPServer
	import logging

	class S(BaseHTTPRequestHandler):

dtrizna / kerberos_attacks_cheatsheet.md

Created September 4, 2019 06:52 — forked from TarlogicSecurity/kerberos_attacks_cheatsheet.md

A cheatsheet with commands that can be used to perform kerberos attacks

Kerberos cheatsheet

python kerbrute.py -domain <domain_name> -users <users_file> -passwords <passwords_file> -outputfile <output_file>

With Rubeus version with brute module:

dtrizna / InjectUserAPC!Main.cs

Last active May 20, 2020 21:12 — forked from djhohnstein/InjectUserAPC!Main.cs

	using System;
	using System.Reflection;
	using Microsoft.CSharp;
	using System.Diagnostics;
	using System.Collections.Generic;
	using System.Runtime.InteropServices;

	public class Program
	{
	static void Main(string[] args)

dtrizna / QueueUserAPC!Main.cs

Last active May 20, 2020 21:12 — forked from djhohnstein/QueueUserAPC!Main.cs

	using System;
	using System.Reflection;
	using Microsoft.CSharp;
	using System.Diagnostics;
	using System.Runtime.InteropServices;

	public class Program
	{
	public static void Main()
	{