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A2 SY6502

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fntlnz /
Last active Jan 27, 2021
Self Signed Certificate with Custom Root CA

Create Root CA (Done once)

Create Root Key

Attention: this is the key used to sign the certificate requests, anyone holding this can sign certificates on your behalf. So keep it in a safe place!

openssl genrsa -des3 -out rootCA.key 4096
OrganicIrradiation / ESP8266_deepsleep.ino
Created Apr 19, 2016
Simple ESP8266 deepsleep example
View ESP8266_deepsleep.ino
#include <ESP8266WiFi.h>
const char* ssid = "#########";
const char* password = "#########";
byte connect_wifi() {
byte timeout = 0;
WiFi.begin(ssid, password);
grugq / gist:03167bed45e774551155
Last active Jan 27, 2021
operational pgp - draft
View gist:03167bed45e774551155

Operational PGP

This is a guide on how to email securely.

There are many guides on how to install and use PGP to encrypt email. This is not one of them. This is a guide on secure communication using email with PGP encryption. If you are not familiar with PGP, please read another guide first. If you are comfortable using PGP to encrypt and decrypt emails, this guide will raise your security to the next level.