Initial commit

README.md

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+# rsa-locksmith
+
+Teeny tiny script to brute-force passphrases of RSA private keys
+
+**Usage:**
+
+    ./rsa-locksmith.sh id_rsa
+
+[Great collection of wordlists to use can be found here.](https://github.com/danielmiessler/SecLists/tree/master/Passwords)

rsa-locksmith.sh

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+#!/bin/bash
+# rsa-locksmith.sh: Teeny tiny script to brute-force passphrases of RSA private keys
+# https://github.com/jakejarvis/rsa-locksmith
+
+WORDLIST="/Users/jake/passwords.txt"
+
+# check if path to key was entered as argument
+if [ -z "$1" ]
+then 
+    echo -n "Enter path to the private key: "
+    read KEY
+else
+    KEY=$1
+fi
+
+for PASSPHRASE in $(cat $WORDLIST)
+do
+    if [[ -n $(echo -n $PASSPHRASE | openssl rsa -passin stdin 2>&1 -in $KEY | grep -v error | grep -v unable) ]]  
+    then
+        echo -e "\nFOUND PASSPHRASE:" $PASSPHRASE "\n"
+        echo -n $PASSPHRASE | openssl rsa -passin stdin 2>&1 -in $KEY
+        exit
+    fi
+done
+
+echo "No match found, maybe try a different wordlist?"