Yes, particularly if you are using an email address which you found the password to without consent. And particularly even more if you sign them up for things that are spam, or require payment from the recipient. All of this constitutes computer fraud. If you misrepresent yourself as someone else with malicious intent (and as innocent as what you are doing may seem, it is malicious intent) it is computer fraud.
But you should still ask a lawyer if this is a legal issue of yours
Yes, it is illegal to use someone else's social security number without their permission. This is considered identity theft, which is a serious criminal offense. It can result in legal consequences such as fines and imprisonment.
If you mean someone else's signature, it is illegal. It's a forgery. If by signing someone else's signature to a document for gain, it's also fraud.
No. Key logging is not illegal. It is illegal to tamper with someone elses computer, and illegal to use passwords and such that you may learn from key logging. But you can log keystrokes and other activity on your own computer all you want. See www.ferrethq.com
Trespasser is the term for this. This is illegal and you can be arrested for it. A police officer will not usually arrest someone the first time they are caught trespassing. But it is up to the police officer to arrest or not.
Claiming someone else's work to be your own is known as plagiarism. It involves copying or using someone else's creative work, such as writing, artwork, or music, without giving proper credit to the original creator. Plagiarism is considered unethical and can lead to legal consequences.
No,it is rude and illegal to rip someone elses' campaign poster.
Is it illeagal to change someone elses password?
No. This is done all the time by creditors.
You don't, because that would be illegal.
hopping someone elses fence to go swimming in their pool. (illegal) don't do it
It is illegal to steal someone elses copy of Minecraft, buy it yourself!
if you have guessed someone's bebo account password is it illegal to enter that account
no it is not illegal but is good to check first
NO!!! I think that's illegal unless you have that person with you.
Yes, section 23 of the Postal Services Avt 1998.
No, actually. It's not only illegal, it's also very inconsiderate.
Fraud, it is illegal, and you will be pushed off Facebook if caught doing it.