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AxCrypt Premium has a sleek, modern look, and when it's busy you'll barely notice it. Files in its Secured Folders get encrypted when you sign out, and it is one of the few that encourage public key cryptography.

CertainSafe Digital Safety Deposit Box goes through a multistage security handshake that authenticates you to the site and authenticates the site for you. Your documents are encrypted, split into chunks, and tokenized. Then each chunk becomes saved on a different server. A hacker who breached one server would get nothing more useful. .

Folder Lock can encrypt files or simply lock them so nobody can access them. It also offers encrypted lockers for storage. Among its many other characteristics are document shredding, free distance shredding, secure online backup, and self-decrypting documents.

Another products here have their merits, too, naturally. Read the capsules below and then click through to the full reviews to decide which one you'll use to safeguard your files. Have an opinion on one of the apps reviewed here, or a favorite tool we didn't mention Let us know in the comments. .

While security is an afterthought for many PC users, its a major priority for businesses of any size. It has to be when the Ponemon Institute informs us that security breaches are costing companies millions every year.

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There are lots of forms of safety technology available, but encryption is one that everyday computer users should know about.

Encryption is an interesting piece of technology that is employed by scrambling data so it's unreadable by unintended parties. Lets take a look at how it works together with the email-friendly software PGP (or GPG for you open source people).

Say I want to send you a private message, so that I encrypt it using one of these programs. Heres the message:

wUwDPglyJu9LOnkBAf4vxSpQgQZltcz7LWwEquhdm5kSQIkQlZtfxtSTsmawq6gVH8SimlC3W6TDOhhL2FdgvdIC7sDv7G1Z7pCNzFLp0lgB9ACm8r5RZOBiN5ske9cBVjlVfgmQ9VpFzSwzLLODhCU7/2THg2iDrW3NGQZfz3SSWviwCe7GmNIvp5jEkGPCGcla4Fgdp/xuyewPk6NDlBewftLtHJVfPAb3

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Once encrypted, the message actually becomes a jumbled mess of random characters. However, equipped with all the secret passcode I text you, you can re install it and find the original message.

Whether in transit such as our hot dog party email or resting on your own hard drive, encryption functions to keep prying eyes out of your business even if they happen to somehow gain access to a network or system.  If you want to learn more about how encryption helps protect business data, you can read our article on how encryption aids cloud security. .

The technology comes in many types, with key dimensions and strength generally being the biggest differences in one variety from the next.

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Triple DES was designed to replace the original Data Encryption Standard (DES) algorithm, which hackers eventually learned to defeat with comparative ease. At one time, Triple DES has been the recommended standard and the most commonly used symmetric algorithm in the industry.

Triple DES uses three individual keys with 56 bits each. The total key length adds up to 168 bits, but experts would assert that 112-bits in key strength is much more like it.

Despite slowly being phased out, Triple DES still manages to make a dependable hardware encryption solution for financial services and other industries.

RSA is a public-key encryption algorithm and also the standard for encrypting data sent over the internet. It also happens to be one of those methods utilized in our PGP and GPG applications.

Unlike Triple DES, RSA is considered an asymmetric algorithm as a result of its use of a pair of keys. Youve got your public key, and that's discover this what we use to encrypt our message, and a private key to decrypt it. The result of RSA encryption is a massive batch of mumbo jumbo that takes attackers quite a bit of time and processing power to break. .

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Blowfish is yet another algorithm designed to replace DES. This symmetric cipher splits messages into blocks of 64 bits and encrypts them individually.

Blowfish is known for both its tremendous speed and overall effectiveness as many claim it has never been defeated. Meanwhile, vendors have taken full advantage of its free availability in the public domain.

Blowfish can be found in software categories ranging from e-commerce platforms for securing payments to password management programs, in which it used to protect passwords. Its definitely one of the more elastic encryption procedures available.

Computer security expert Bruce Schneier is the mastermind behind Blowfish and its successor Twofish. Keys used in this algorithm may be up to 256 bits in length and as a symmetric technique, only one key is needed.

Twofish is considered as one of the fastest of its kind, and perfect for use in both hardware and software environments. Like Blowfish, Twofish is publicly available to anyone who wants to use it. As a result, youll find it bundled in encryption programs like PhotoEncrypt, GPG, and the popular open source applications TrueCrypt. .