There are several switches and configurations available to obtain different compression levels for your archives. But this article focuses on encryption rather than compression. cloud services: What's the difference?ĭon't forget that 7-Zip is also an excellent compression tool if you want to minimize those backup file sizes.
Get started with Red Hat OpenShift Service on AWS (ROSA). eBook: Modernize your IT with managed cloud services. Encryption, especially AES-256 encryption, helps protect your files and archives from prying eyes, even if they're exfiltrated into a malicious actor's possession. But even if you do, you should encrypt your archives for safekeeping. Hopefully, everyone performs daily backups and follows the 3-2-1 rule of archiving and storage. This article focuses on how you can protect file archives in-flight and at rest with AES-256 encryption. There are three vulnerability points for files and archives when transported or stored: in-use, in-flight, and at rest. I think you'll like its many features, and I'm happy to bring this little gem to light, especially if you've never used it and you're looking for an encryption solution for your backups. It's likely that you've at least heard of 7-Zip somewhere in your travels because it's been around since 1999. It's licensed under the GNU LPGL and other licenses. It is better to call the recipient of the Zip file and convey the password over the phone.7-Zip is a free, open source, cross-platform compression and encryption utility that neither requires registration or any kind of payment to use, even in a commercial environment. 
The new archive file will be located in the same folder as the originalĨ) You will need to inform the recipient that they will also need 7-Zip installed in order to extract files/foldersĩ) To extract right click after downloading the zipped file and select 7-Zip and then Open Archiveġ0) Once opened, you will need to select Extractġ1) Click OK and then you will be prompted for the passwordīest security practices recommend that you do not email the password with the Zip file as it could be intercepted in transit.
For best practices use a strong password with at least 12 characters containing upper and lowercase letters, and a minimum of one numberħ) Select OK to create the encrypted archive file. 
3) In the Add to Archive window change the name of the archive you wish to create 4) Ensure that the Archive format is left as 7z 5) Change the Encryption Method to AES-256 6) Enter a Password Once the software is installed, please follow these steps to encrypt a file or folderġ) Right click on the file / folder to be encrypted 2) Select 7-Zip then Add to archive.
For home use, please see and select the Download link. For on campus use, 7-Zip should already be installed.
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