Collaborate Disseminate
Corporate setting, multiple people have access to the same email account (it is a functional not a personal account). Order of events:
User A opens Outlook, connects to the shared email account, Outlook stays open
User B opens Outlook, co… Continue reading Can Outlook stay connected to an email account through a password change?
I have a long list of items with non-random id numbers. I then compute the hashes of the ids (using SHA256 or something similar).
If I now pick all ids where, say, the last digit of the hash is a 3, is that equivalent to a random sample? I… Continue reading Are hashes uniformly random? [migrated]
When you receive an email, most email programs will display the sender as a name (chosen by the sender) and hide the actual email address behind it. Spam emails often abuse this by sending mails from something like ‘Microsoft (john.doe@aol… Continue reading How can I receive a (spam) email from an unknown email address?
I recently wanted to transfer some data from my smartphone to my laptop via bluetooth. This requires pairing the devices first. In the bluetooth options I could see all the other bluetooth devices in range. I picked the correct one and cli… Continue reading Why does Bluetooth pairing require initiation from both devices? [closed]
This question occurred to me when using online banking. My wife and I have a joint account. The username to login to internet banking is just our account number, so it is the same for both of us. Nevertheless the bank supplied us with 2 di… Continue reading Is having multiple correct passwords for a single username a security problem?
I recently wanted to do some major changes to my account for an online game. So they wanted to do a thorough account verification.
First they asked me for some character information which can be easily gotten from the accou… Continue reading Creating a dummy account for account verification