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AxCrypt Premium has a sleek, modern look, and when it's busy you'll barely notice it. Documents in its Secured Folders get encrypted when you sign out, and it is one of those 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 to you. Your files are encrypted, split into chunks, and tokenized. Then each chunk becomes stored on a different server. A hacker who violated one server could get nothing more useful. .

Folder Lock can encrypt files or lock them so nobody can access them. Additionally, it supplies encrypted lockers for secure storage. Among its many other features are document shredding, free space shredding, secure online backup, and self-decrypting files.

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

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

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There are lots of forms of safety technology available, however, encryption is one which everyday computer users must know about.

Encryption is an interesting bit of technology which works by scrambling data so it is unreadable by unintended parties. Lets take a look at how it works 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. But, equipped with the secret passcode I text you, you can decrypt it and find the original message.

Whether in transit like our sexy dog party email or resting on your hard drive, encryption functions to keep prying eyes out of your business even when 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 blog cloud security. .

The technology comes in many types, with key size 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 relative ease. At one time, Triple DES was the recommended standard and also the most commonly used symmetric algorithm in the industry.

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

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

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

Unlike Triple DES, RSA is considered an asymmetric algorithm due to its use of a pair of keys. Youve got your public key, which is what we use to encrypt our information, and a private key to decrypt it. The result of RSA encryption is a massive batch of mumbo jumbo that requires attackers quite a little time and processing power to break. .

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

Blowfish is known for the tremendous speed and overall effectiveness as many assert that it has never been defeated. Meanwhile, vendors have taken 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 very flexible encryption procedures available.

Computer security expert Bruce Schneier is the mastermind behind Blowfish description 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 ideal for use in both hardware and software environments. Like Blowfish, Twofish is freely available to anyone who wants to utilize it. As a result, youll find it bundled in encryption applications like PhotoEncrypt, GPG, and the popular open source software TrueCrypt. .