Question: what is cain and abel software used for
[{'answer': 'password recovery', 'provenance': [{'wikipedia_id': '4215000', 'title': 'Cain and Abel (software)', 'start_paragraph_id': 1, 'start_character': 47, 'end_paragraph_id': 1, 'end_character': 64, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'answer': 'recover many kinds of passwords using methods such as network packet sniffing , cracking various password hashes by using methods such as dictionary attacks , brute force and cryptanalysis attacks'}, {'provenance': [{'wikipedia_id': '4215000', 'title': 'Cain and Abel (software)', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 294, 'bleu_score': 0.561163262158141, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 6919837096165383515}, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '4215000', 'title': 'Cain and Abel (software)', 'section': 'Section::::Abstract.', 'start_paragraph_id': 1, 'end_paragraph_id': 1, 'meta': {'evidence_span': ['Cain and Abel (often abbreviated to Cain) is a password recovery tool', 'Cain and Abel (often abbreviated to Cain) is a password recovery tool for Microsoft Windows', 'Cain and Abel (often abbreviated to Cain) is a password recovery tool for Microsoft Windows. It can recover many kinds of passwords using methods such as network packet sniffing, cracking various password hashes by using methods such as dictionary attacks, brute force and cryptanalysis attacks.']}}]}, {'provenance': [{'wikipedia_id': '477981', 'title': 'Password cracking', 'section': 'Section::::Prevention.\n', 'start_paragraph_id': 27, 'end_paragraph_id': 27, 'meta': {'evidence_span': ['There are many password cracking software tools, but the most popular are Aircrack, Cain and Abel', 'Those solutions abruptly reduce the timeframe for brute forcing (attacker needs to break and use the password within a single shift) and they reduce the value of the stolen passwords because of its short time validity. In 2013 a long-term Password Hashing Competition was announced to choose a new, standard algorithm for password hashing. There are many password cracking software tools, but the most popular are Aircrack, Cain and Abel, John the Ripper, Hashcat, Hydra, DaveGrohl and ElcomSoft. Many litigation support software']}}]}]