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-2
votes
1answer
904 views

How long does it take to crack a 100-letter long winrar password? [closed]

i´m interested in how long time it would take for a super computer dedicated to crack to crack a 100-letter long winrar password. The password contains Lowercase, Uppercase, Digits, ...
2
votes
1answer
324 views

What is the entropy of just 1 Diceware passphrase like my passphrase?

A 5-word Diceware passphrase gives an entropy of 7776^5 = 3E19 = 19 Bans (or ~64 bits). Apparently monster cracking systems can currently guess passphrases for MD5 at a rate of 180 billion/sec (2E11). ...
-4
votes
1answer
127 views

How can I crack ArrayOS password [closed]

I have some Array Load Balance device that the user password hash like: user "array" "XXXXXXXXXVkjTX9a1kYtNo". How can I crack the password or find out the algorithm of the hash?
-11
votes
1answer
399 views

Can a cracked antivrus software do the job? [closed]

Some of my friends say that their cracked antivirus software updates regularly, and does the job as same as a legitimate software would do. Is this possible? How do they bypass the activation key ...
7
votes
3answers
395 views

Password list generation

I've found during a lot of recent pen-tests that companies will use passwords like c0mp4ny@b( for a company called "company abc" Is there any quick and easy way to generate a list of passwords ...
-3
votes
3answers
11k views

How long will it take to crack a 10-15 character winrar password? [closed]

Ok, long story short, I'm currious how long it would take an agency to crack a 10-15 character winrar password. The file names in the archive are also scrambled including a word at the start and ...
5
votes
1answer
443 views

Is there any malicious reason to block CRLs?

I've noticed that in order to 'illegally' crack certain applications, it is necessary to patch the host file to stop communication with the activation servers. I've found that with several ...
2
votes
1answer
3k views

How long it will take to crack a RAR password?

I wonder how long it will take to crack 16 character alphanumeric WinRAR password for a mini supercomputer. As far as I know graphic cards are preferred over CPUs to crack passwords nowadays. If we ...
2
votes
2answers
417 views

7zip AES encrypted archive, padding oracle attack

I created an encrypted but forgot the password. When I attempted a pattern based brute force it said it had over a 100 trillion passwords to check. And to my knowledge that could take a few years. ...
18
votes
2answers
10k views

Why are GPUs so good at cracking passwords?

What is it about GPUs that lets them crack passwords so quickly? It seems like the driving force behind adopting good key-derivation functions for passwords (bcrpyt, PBKDF2, scrypt) instead of ...
1
vote
1answer
459 views

Pointers for john the ripper rulesets

I've been pouring over the JtR ruleset documentation and making little progress. I understand how to use it to make various permutations from a given wordlist, that's fine. However, I'm trying to ...
4
votes
1answer
115 views

Tracing Wireless Card

Let's say that hypothetically someone had broken into a WiFi connection. We can't find any evidence of whom it is via sniffing the traffic or anything of the sort. Is there any way to triangulate ...
1
vote
2answers
761 views

Password Protected Zip: if attacker had one file, can use it to decrypt all files?

Consider a folder containing the following files: (file1.txt, file2.doc, file3.pdf) all zipped and password protected, if attacker had one of these file, can use it for decrypting all without knowing ...
5
votes
3answers
825 views

Tools helps: First time cracking passwords

I am trying to crack passwords on two Windows member servers (2003 and 2008). There is no Active Directory. Each user seems to use the same password across servers, workstations, etc. I have access to ...
5
votes
5answers
24k views

Cracking CISCO ASA Passwords

I've got a copy of a Cisco ASA config and i want to crack the following example passwords I've got the following lines in the config ASA Version 8.4(2) ! hostname ciscoasa enable ...
3
votes
2answers
2k views

File security when encrypting files directly with the openssl command / and what about SHA1 hashing password first?

I've been using this command to encrypt files for a while now: openssl aes-256-cbc -a -salt -in secrets.txt -out secrets.txt.enc Then I type in a password. Can someone tell me, roughly speaking, ...
13
votes
3answers
5k views

Cracking MS-CACHE v2 hashes using GPU

As most people here will know, Windows caches domain/AD credentials in a format known as MS-Cache v2. Obviously, these would be excellent passwords to gain during a penetration test when local access ...