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AxCrypt Premium includes a sleek, modern look, and when it's active you'll barely notice it. Documents in its own Secured Folders become encrypted when you sign outside, and it is one of those few which encourage public key cryptography.

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

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

The other products here also have their values, also, of course. Read the capsules under and then click through to the full reviews to decide which one you'll use to protect your files. Have an opinion on one of the programs reviewed here, or a favorite 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 must be when the Ponemon Institute tells us that security breaches are costing companies millions each year.

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There are several kinds of safety technology available, but encryption is one which regular computer users must know about.

Encryption is an interesting bit of technology that is employed by scrambling data so it's unreadable by unintended parties. Lets take a look at how it functions together with the email-friendly applications 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 apps. 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 all the key passcode I text you, you can decrypt it and find the original message.

Whether in transit such as our hot dog celebration email or resting on your own hard disk, encryption works 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 information, then 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 range 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 overcome with relative ease. At one time, Triple DES has been the recommended standard and also the most widely 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 argue that 112-bits in key strength is more like it.

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

RSA is a public-key encryption algorithm and also the standard for encrypting data sent over the internet. Additionally, it happens to be one of those methods used 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, and that's what we use to encrypt our information, and a private key to decrypt it. The result of RSA encryption is a huge 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 divides messages into blocks of 64 bits and encrypts them individually.

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

Blowfish can be found in applications classes ranging from e-commerce platforms for securing payments to password management tools, in which it used to protect passwords. Its definitely one of the very elastic encryption methods available.

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

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