John the Ripper
E192899
John the Ripper is a widely used open-source password cracking tool designed for security auditing and penetration testing.
All labels observed (5)
| Label | Occurrences |
|---|---|
| John the Ripper canonical | 5 |
| John the Ripper Community Edition | 1 |
| John the Ripper Jumbo | 1 |
| John the Ripper Pro | 1 |
| John the Ripper password cracker | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T1717783 — resolving that mention is where its identity was fixed. The disambiguator weighed these candidate entities and picked the highlighted one (or “None”, minting a new entity). This is how homonymy is resolved: the same surface form can point to different entities.
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: John the Ripper Context triple: [Kali Linux, includesTool, John the Ripper]
-
A.
Hashcat
Hashcat is a high-performance, open-source password recovery and cracking tool that supports numerous hashing algorithms and leverages GPU acceleration for speed.
-
B.
Aircrack‑ng
Aircrack‑ng is an open-source suite of tools used for auditing and cracking Wi‑Fi network security, including WEP and WPA/WPA2 encryption.
-
C.
Reaver (WPS attack tool)
Reaver is a specialized Wi-Fi security tool designed to exploit vulnerabilities in the WPS (Wi-Fi Protected Setup) protocol in order to recover WPA/WPA2 passphrases.
-
D.
Cloudesley
Cloudesley is a lesser-known 1830 novel by William Godwin that explores themes of inheritance, identity, and moral responsibility within a Gothic-influenced narrative.
-
E.
Kerberos
Kerberos is a small, irregularly shaped moon of Pluto discovered in 2011 as part of the Pluto system’s complex family of satellites.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: John the Ripper Target entity description: John the Ripper is a widely used open-source password cracking tool designed for security auditing and penetration testing.
-
A.
Hashcat
Hashcat is a high-performance, open-source password recovery and cracking tool that supports numerous hashing algorithms and leverages GPU acceleration for speed.
-
B.
Aircrack‑ng
Aircrack‑ng is an open-source suite of tools used for auditing and cracking Wi‑Fi network security, including WEP and WPA/WPA2 encryption.
-
C.
Reaver (WPS attack tool)
Reaver is a specialized Wi-Fi security tool designed to exploit vulnerabilities in the WPS (Wi-Fi Protected Setup) protocol in order to recover WPA/WPA2 passphrases.
-
D.
Cloudesley
Cloudesley is a lesser-known 1830 novel by William Godwin that explores themes of inheritance, identity, and moral responsibility within a Gothic-influenced narrative.
-
E.
Kerberos
Kerberos is a small, irregularly shaped moon of Pluto discovered in 2011 as part of the Pluto system’s complex family of satellites.
- F. None of above. chosen
Statements (53)
| Predicate | Object |
|---|---|
| instanceOf |
open-source software
ⓘ
password cracking tool ⓘ penetration testing tool ⓘ security auditing tool ⓘ |
| category |
cryptography software
ⓘ
password cracking software ⓘ security software ⓘ |
| developer |
Openwall Project
ⓘ
Solar Designer ⓘ |
| distribution |
precompiled binaries
ⓘ
source code ⓘ |
| feature |
GPU acceleration support
ⓘ
configurable cracking rules ⓘ parallel processing support ⓘ plugin architecture ⓘ session management ⓘ |
| firstReleaseYear | 1996 ⓘ |
| hasEdition |
John the Ripper Community Edition
ⓘ
linked to:
John the Ripper
John the Ripper Jumbo ⓘ
linked to:
John the Ripper
John the Ripper Pro ⓘ
linked to:
John the Ripper
|
| license | GNU General Public License ⓘ |
| maintainer | Openwall Project ⓘ |
| operatingSystem |
Linux
ⓘ
Unix-like systems ⓘ Windows ⓘ macOS ⓘ |
| primaryUse |
password recovery
ⓘ
password strength testing ⓘ security auditing ⓘ |
| programmingLanguage |
Assembly language
ⓘ
C ⓘ |
| supportsAttackType |
brute-force attack
ⓘ
dictionary attack ⓘ incremental attack ⓘ mask attack ⓘ rule-based attack ⓘ |
| supportsHashType |
Kerberos hashes
ⓘ
LM hash ⓘ MD5 ⓘ NTLM ⓘ Office document passwords ⓘ PDF passwords ⓘ SHA-1 ⓘ SHA-2 ⓘ Unix crypt(3) ⓘ Windows password hashes ⓘ ZIP archive passwords ⓘ bcrypt ⓘ |
| supportsPlatform |
ARM
ⓘ
GPU-accelerated platforms ⓘ x86 ⓘ x86-64 ⓘ |
| website | https://www.openwall.com/john/ ⓘ |
How these facts were elicited
The pipeline generated the facts above by prompting gpt-5.1 with this entity's name + description and the instruction below.
Instruction
You are a knowledge base construction expert. Given a subject entity and a description of it, return factual statements that you know for the subject as a JSON list of dictionaries(triples), where keys must be "subject", "predicate" and "object". The number of facts may be very high, between 25 to 50 or more, for very popular subjects. For less popular subjects, the number of facts can be very low, like 5 or 10. # Requirements - If you don't know the subject at all, return an empty list. - If the subject is not a named entity, return an empty list. - Include at least one triple where predicate is "instanceOf". - Do not get too wordy. - Separate several objects into multiple triples with one object.
Input
Subject: John the Ripper Description of subject: John the Ripper is a widely used open-source password cracking tool designed for security auditing and penetration testing.
Referenced by (9)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: John the Ripper
linked to: John the Ripper
linked to: John the Ripper
linked to: John the Ripper