how to encrypt with openssl?

Let’s learn how to encrypt with openssl. The most accurate or helpful solution is served by Unix and Linux.

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Best solution

How to encrypt messages/text with RSA? (using openssl?)

I'm Bob. I have Alice's public key. I want to send Alice an -> RSA <- encrypted message. How can I do it using the openssl command? The message is: Hi Alice! Please bring malacpörkölt for dinner!

Answer:

In the openssl manual (openssl man page), search for RSA, and you'll see that the command for RSA encryption...

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LanceBaynes at Unix and Linux Mark as irrelevant Undo

Other solutions

How can I install OpenSSL in Linux?

I want to use some function of openssl(to create  public private key pair and to encrypt data etc) with php. But these php functions are not working by default. How can I install and configure openssl and php. I am using Ubuntu 12.04. Please help I am...

Answer:

Another way is to build it from source: You can download the latest version openssl from here: http...

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Fengwei Zhang at Quora Mark as irrelevant Undo

OpenSSL instead of PGP for message signing and encryption? Really?

Over the last several years, I've seen more developers use openssl for file and message signing and encryption, where in the past we would have used PGP/gnupg/OpenPGP.  Is this wise, is it essentially throwing away the work that went into the PGP web...

Answer:

OpenSSL is a perfectly acceptable solution to this problem.  PGP is designed for encrypting and signing...

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Michael Hamburg at Quora Mark as irrelevant Undo

Why won't bitlocker encrypt my system drive (windows) but it will encrypt all other drives on my computer?

i am running windows 7 64 bit ult. when i try to have bitlocker encrypt my main drive it says it can't find a T P M module. but yet it will encrypt all my other 3 drives . i have even tried installing windows on to one of those and trying it then but...

Answer:

probably because if you encrypt that drive all the files that the computer needs to access will be unreadable...

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Yahoo! Answers Mark as irrelevant Undo

How safe is the yahoo messenger encrypt system, and what protects?

I want to know what encrypt system yahoo use for the messenger, the conversation is send encrypt, the voice call/video call are first encrypt or the transmission can be intercept? The windows version use the same encrypt algorithm as the iphone or android...

Answer:

maybe using a proxy will help.

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Mihai at Yahoo! Answers Mark as irrelevant Undo

Brand new DVD won't encrypt...?

I bought a brand new DVD, and I attempted to encrypt into my computer. I was planning on converting it to a WMV or AVI file, but my encrypter stopped at 41%, and popped an error message up. Is there any other way to encrypt the file into my computer...

Answer:

What program did you use to convert DVD to WMV video? My friends recommend this DVD converter to me...

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Vicki at Yahoo! Answers Mark as irrelevant Undo

PGP Thunderbird question, why won't it let me encrypt message?

I just set up my open PGP/Kleopatpa/Thunderbird accounts, and there is an option in the tab that says "Encrypt This Message". When I click on it I am directed to a field to enter a digital signing certificate and encryption certificate. When...

Answer:

Thunderbird uses S/MIME signatures same as websites, not PGP. There is an add-on, though, to use PGP...

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Steve at Yahoo! Answers Mark as irrelevant Undo

What is a "sslv3 bad certificate" when OpenSSL connects to a self-signed SSL server?

I'm trying to save server certificates to my local store. OpenSSL 0.9.8e-fips-rhel5 01 Jul 2008. Using "openssl  s_client -showcerts -connect", one server is fine: CONNECTED(00000003) depth=0 /C=xx/postalCode=xxx/ST=xx/L=xxxxxxx/O=xxx/OU=xx...

Answer:

What version of OpenSSL? 0.9.8 had a problem with fragmented STLS. Also, ensure that your clocks are...

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Mike Fratto at Quora Mark as irrelevant Undo

Answer:

It depends on which cryptography algorithms you want to use. Something like this is probably what you...

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Blankblankblank at Yahoo! Answers Mark as irrelevant Undo

Pc geeks, pls help. why the title texts of all my files(output) turn into green (something about encrypt)?

first of, i have a windows 7 pc. i noticed all of a sudden the title of my files like .dwg .rvt .docx .xcl. etc turns into green text (e.g. sample.docx: the "sample.docx" is green in my desktop). i noticed when i right click->properties...

Answer:

Try cleaning up your copmuter. This may help.

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kukyboy at Yahoo! Answers Mark as irrelevant Undo

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