Update cheatsheets

john

@@ -0,0 +1,41 @@
+---
+syntax: markdown
+tags: [tldr, common]
+source: https://github.com/tldr-pages/tldr.git
+---
+# john
+
+> Password cracker.
+> More information: <https://www.openwall.com/john/>.
+
+- Crack password hashes:
+
+`john {{path/to/hashes.txt}}`
+
+- Show passwords cracked:
+
+`john --show {{path/to/hashes.txt}}`
+
+- Display users' cracked passwords by user identifier from multiple files:
+
+`john --show --users={{user_ids}} {{path/to/hashes1.txt path/to/hashes2.txt ...}}`
+
+- Crack password hashes, using a custom wordlist:
+
+`john --wordlist={{path/to/wordlist.txt}} {{path/to/hashes.txt}}`
+
+- List available hash formats:
+
+`john --list=formats`
+
+- Crack password hashes, using a specific hash format:
+
+`john --format={{md5crypt}} {{path/to/hashes.txt}}`
+
+- Crack password hashes, enabling word mangling rules:
+
+`john --rules {{path/to/hashes.txt}}`
+
+- Restore an interrupted cracking session from a state file, e.g. `mycrack.rec`:
+
+`john --restore={{path/to/mycrack.rec}}`