openssl des3" is really "openssl enc -des3". The password-based key derivation is a custom, undocumented scheme which, as far as password-based key derivation schemes go, is quite weak; see this answer (especially at the end) for some details. Basically, this is equivalent to hashing the password with a couple of MD5…
Cyber Security
Answered Apr 19, 2022
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Here are some things which might help to answer your question - how to tell if someone is remotely accessing your computer windows 10: Turn off/Unplug your router, then boot up your computer. Open settings and go to Apps & Features, look through the list for programs like 'TeamViewer'. I suggest you google search some…
Cyber Security
Answered Apr 18, 2022
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You asked - What is pup.optional.conduittb.gen, the answer is - First, disconnecting the Ethernet was a wise choice. I'd also disconnect your router for the time being. As far as figuring out how they got in, running an IDS/IPS and looking at those logs would be valuable in the future; looking back, the offline scans…
Cyber Security
Answered Apr 13, 2022
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There are security reasons for never using short_open_tag in your code. Your code could easily end up on a server with short tags off, through a migration or perhaps some misconfiguration. If you have been using short tags to mark what is PHP code and what is not, suddenly your PHP will be interpreted as content and…
Cyber Security
Answered Apr 8, 2022
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You asked - Are security questions case sensitive? The answer is - Security questions are basically another password. Ideally it should thus have the same properties as a password i.e. reasonable length (greater than 8 characters) being the most important to defend against guessing and bruteforce. This research study…
Cyber Security
Answered Apr 7, 2022
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Regarding the clear cached credentials windows 10 - There is also a command-line utility:C:> /? Creates, displays, and deletes stored user names and passwords. The syntax of this command is: CMDKEY [{/add | /generic}:targetname {/smartcard | /user:username {/pass{:password}}} | /delete{:targetname | /ras} |…
Cyber Security
Answered Apr 6, 2022
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ISO 27001 vs 27002 ISO 27001 establishes requirements. If an organisation wants to certify its Information Security Management System (ISMS) it needs to comply with all requirements in ISO 27001. On the other hand, ISO 27002 are best practises that are not mandatory. That means that an organisation does not need to…
Cyber Security
Answered Apr 6, 2022
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rsa -in privkey.pem -out private.key does the job to convert pem to key file.
Cyber Security
Answered Apr 6, 2022
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The extensions and OIDs in question can be read with a run of command-line x509 -noout -text -in . When doing that regularly, you may want to be exact. Here is a snippet from my own Python 3 certificate helper tool:known_policies = { '2.23.140.1.2.1': 'DV', '2.23.140.1.2.2': 'OV', '2.23.140.1.1': 'EV' } policy_re =…
Cyber Security
Answered Apr 6, 2022
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A Trust domain is defined as other Active Directory domains from which security principals can be recognized. For example, a child domain controller can recognize accounts from its parent domain, and principals from the parent domain can be members of security groups in the child domain. In two-way trusts, either…
Cyber Security
Answered Apr 6, 2022
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HMAC SHA256 vs SHA256 There's actually a very big problem with SHA256(key||data): SHA-256, along with SHA-512, SHA-1, MD5, and all other hashes using the Merkle–Damgård construction, is vulnerable to a length extension attack: given H(x), it's very simple to find H(x||y), even if you only know the length of x, because…
Cyber Security
Answered Apr 6, 2022
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To extract public key from certificate - In google chrome, go to the https web page (say https://mail.google.com), click on the lock next to the URL, then click on "certificate information", click on the "Details" tab, and then find "Subject Public Key Info", which for mail.google.com says Subject Public Key…
Cyber Security
Answered Apr 5, 2022
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