What Is Database Encryption? Varieties and Finest Practices

What Is Database Encryption? Varieties and Finest Practices

In the event you collect delicate and private knowledge, it’s essential to guard it. Database encryption exists to assist. 

Many companies use Encryption software program stays fashionable with all types of organizations for safeguarding confidential data and securing knowledge whereas lowering the opportunity of breaches or leaks. Encryption software program makes use of cryptography to make sure solely supposed events can entry databases and different information. 

Sorts of database encryption

Firms use encryption to securely retailer and transmit knowledge by two major sorts: at-rest and in-transit. Each are essential and mandatory for conserving  delicate data personal. Right here’s a breakdown. 

Information at relaxation encryption (DARE)

Information at relaxation encryption safeguards knowledge whereas it’s “resting” on a tough drive, in a database, in cloud storage, or throughout bodily storage gadgets. It shields knowledge even when the storage is compromised or accessed with out permission. Which means if knowledge is saved on a tough drive and a hacker  steals it, they will solely perceive it if they’ve the right encryption key.

Information in transit encryption

Not like knowledge at relaxation, knowledge in transit (or knowledge in movement) encryption oversees knowledge because it strikes  between gadgets and networks by the web or throughout personal networks, for instance. This kind of encryption is essential as a result of knowledge may be very susceptible throughout transmission; unauthorized customers can simply intercept and compromise it because it travels.

Benefits of database encryption

Database encryption offers quite a few advantages to organizations by permitting them to rapidly defend and retailer delicate data. The first benefits of database encryption embrace the next facets. 

Information privateness 

Most significantly, database encryption watches over delicate knowledge always to guard delicate and confidential data from unauthorized entry. It additionally provides an additional stage of armor by rendering knowledge unusable and unreadable with out the right encryption keys.

Information integrity

Database encryption know-how assists in reinforcing knowledge integrity by conserving it secure  with encryption keys, making it tougher to change. The info stays confidential even when unauthorized eyes entry it until they’ve the keys to decode it accordingly. It’s shielded from simple alteration, which helps knowledge integrity.  

Compliance safety 

Information safety is greater than only a nice-to-have. In lots of areas and industries, strict knowledge protections just like the Well being Insurance coverage Portability and Accountability Act (HIPAA) and the European Union’s Normal Information Safety Regulation (GDPR) are in place. Organizations will not be solely obligated to guard people’ knowledge as a result of it’s the appropriate factor to do, however in addition they face vital fines and authorized penalties once they don’t comply.

Ranges of database encryption 

Database encryption might be carried out at numerous ranges, providing totally different scopes of knowledge safety to satisfy the wants of various knowledge set sorts. 

Column-level database encryption

Column-level encryption lets customers encrypt particular columns inside a database desk reasonably than all the database. This system advantages databases that include a mixture of delicate and non-sensitive data. For instance, you possibly can encrypt the social safety numbers (SSNs) column if a database consists of this data and an appointment date. 

Subject-level database encryption

Subject-level database encryption scrambles knowledge in particular fields to supply extra granular choices than column-level database encryption. This strategies protects delicate data (e.g., bank card numbers, account numbers, SSNs) which may be dispersed by a database reasonably than organized into one column. 

Clear knowledge encryption (TDE)

Microsoft, IBM, and Oracle apply TDE to encrypt database information and safeguard knowledge at relaxation (knowledge, log information, and backups), that means delicate knowledge saved in tables and tablespaces might be saved personal.

Full disk encryption (FDE)

FDE takes care of knowledge on the {hardware} stage by encrypting knowledge on a disk drive. It’s designed to protect data on a tool within the occasion of loss or theft. Whereas it reduces the chance of unauthorized entry if the gadget goes lacking, it’s not constructed to deal with knowledge in transit. 

Symmetric vs. uneven database encryption

There are two major types of knowledge encryption. There’s one vital distinction between the 2 sorts. 

Symmetric encryption

Symmetric encryption is a broadly used method through which knowledge is encipheredencrypted with one single key for encryption and decryption. Consider the one key as a shared secret amongst events that permits them to encrypt or decrypt data as they want. The sender has to make use of the key key to change the file earlier than sending it to the receiver. The recipient can’t entry the info till they enter the identical key the sender used. 

Symmetric encryption keys are one of many following:

  • Stream ciphers convert one plaintext image instantly right into a ciphertext image little by little.
  • Block ciphers encrypt a bunch of plaintext symbols as a complete block or unit utilizing a predetermined key size (e.g., 128-bits).

Since just one secret’s concerned, symmetric database encryption is fast to execute. Many industries, like monetary companies, authorities entities, healthcare, and prescribed drugs, use this system.

Uneven encryption

Not like symmetric encryption, uneven encryption includes utilizing a pair of keys: a public key for encryption and a separate personal key for decoding. This methodology can be known as public-key cryptography or public-key encryption

The general public key used to encrypt knowledge is accessible to everybody and might be shared broadly, whereas the personal key used to decrypt the message ought to solely be accessible to the person accessing the knowledge. The important thing pairs are mathematically linked and work collectively to encrypt and decrypt knowledge as wanted.

Uneven encryption is extra advanced than symmetric encryption, however is commonly thought to be safer, given its key-pair setup. 

High 5 encryption software program instruments

Encryption software program protects knowledge confidentiality and integrity. Many firms use it to cut back their legal responsibility in occasions when knowledge is hacked or inadvertently uncovered. It converts uncooked, regular knowledge into unintelligible, nearly unusable knowledge. These instruments are helpful for safeguarding personally identifiable data (PII) and guarded well being data (PHI) that numerous employers and healthcare organizations should gather.  

To qualify for inclusion within the Encryption class, a product should:

  • Safe knowledge and information utilizing ciphertext
  • Put together both knowledge at relaxation, knowledge in transit, or knowledge in use for encryption
  • Enable customers to decide on and handle information and their encryption settings

Under are the highest 5 encryption software program applications from G2’s Spring 2024 Grid® Report. Some opinions could also be edited for readability.

1. Progress MOVEit

Progress MOVEit is managed file switch software program that gives safety, centralized entry controls, file encryption, and exercise monitoring for a holistic file switch resolution. MOVEit affords on-premise and as-a-service in-the-cloud options to assist meet the wants of assorted organizations and their architectural preferences. Bankers and monetary professionals, authorities workers, healthcare groups, and insurance coverage suppliers use it to securely switch information backwards and forwards. 

What customers like finest: 

“What I like about MoveIT Automation is its versatility and its simplicity. Whether or not you are managing file transfers between servers, synchronizing knowledge between methods, or scheduling routine duties, this platform offers a versatile and customizable resolution. Its drag-and-drop interface makes it simple to create and modify workflows, permitting me to tailor automation processes to my wants with out in depth programming data.”

Progress MOVEit Evaluate, Carson F.

What customers dislike: 

“License price is a bit of bit excessive. Ought to contemplate some low cost for startup firms.”

Progress MOVEit Evaluate, Srinivas Ok.

2. Microsoft BitLocker 

Microsoft BitLocker is a Home windows full-volume safety characteristic that safeguards paperwork and passwords by knowledge encryption. It makes use of a sophisticated encryption customary (AES) algorithm with key lengths of 128 or 256 bits. 

What customers like finest: 

“Out of the encryption instruments I’ve tried, Microsoft BitLocker is my favourite. Its user-friendly interface is the primary purpose, and its distinctive methodology of securing knowledge by encrypting all the disk stands out as the first benefit, making certain heightened safety. The wonderful buyer assist, ease of implementation, frequent use, and seamless integration make it extremely useful for me, incomes my choice and making it my best choice.”

Microsoft BitLocker Evaluate, Civic V.

What customers dislike: 

“It will probably typically degrade the efficiency of the working processes, which amplifies once we use this utility for various platforms or on methods with restricted computational sources.”

Microsoft BitLocker Evaluate, Bilal A.

3. Tresorit 

Tresorit is an end-to-end encrypted cloud storage platform for companies. Firms use Tresorit to soundly share information inside and outdoors organizations by one-click, end-to-end electronic mail encryption. It protects knowledge at relaxation and in transit for a complete knowledge safety and administration system. 

What customers like finest: 

“One of many major facets of Tresorit is its sturdy encryption, which affords end-to-end encryption for information saved on their servers. This means that even when Tresorit wished to, they can’t entry the person’s information; solely the person has entry to them. Additionally, its user-friendly interface makes it easy to add, obtain, and share knowledge securely.”

Tresorit Evaluate, Deepak J.

What customers dislike: 

“Reorganizing information is a ache. It’s far more cumbersome and visually unintuitive than Home windows File Supervisor. Renaming, you need to click on, wait, click on, wait, and sometimes it doesn’t work. Shifting information you need to go all the best way up the listing and into the subfolder, subfolder, and so on., which should not actually be mandatory. You can also’t open a couple of window, necessitating following Tresorit’s built-in path.”

Tresorit Evaluate, Rosi H. 

4. Virtru 

Virtru affords end-to-end encryption for Google Workspace, Microsoft 365, and functions like Salesforce, Zendesk, and Looker. Its founders beforehand labored in US authorities positions and used their company expertise to create the Trusted Information Format (TDF), a robust knowledge safety customary with military-grade safety. 

What customers like finest: 

“For the reason that transition with Virtru, it has been simple to coach employees to ship encrypted emails. We work with quite a lot of households and faculty districts and have to be sure that we’re conserving their data confidential. The implementation was very simple to do, and buyer assist was accessible to reply any questions that we had. We use this platform each day, and it’s simple to combine into our electronic mail system.”

Virtru Evaluate, Amy H. 

What customers dislike: 

“Typically, messages that don’t have to be encrypted are despatched in that style with out an choice to disable it. There are events when encrypted messages will not be despatched. I both look ahead to an prolonged interval for an encrypted message to ship, discover a message that I assumed had been despatched in my drafts, or restart Outlook and check out once more. The association to encrypt earlier messages in an electronic mail chain doesn’t permit the included events to verify earlier discussions/particulars with out going again by their inbox and discovering the unique message. I’m not certain that there’s a workaround for this that’s HIPAA compliant, however it might be good.”

Virtru Evaluate, Lauren L. 

5. FileVault 

FileVault is an information encryption characteristic for Macs with out Apple silicon or Apple T2 Safety Chips. You should be an administrator to arrange FileVault. It helps forestall unauthorized entry to delicate data saved on Mac gadgets.  

What customers like finest: 

“FileVault is a extremely safe encryption system for all sorts of information and may run on any Apple gadget. It’s simple to make use of; you possibly can defend any file, folder, file, picture, doc, or no matter you need, with encryption of excessive stage, from a quite simple utility; you don’t want to be a genius to make use of it. Anybody can defend their data with this utility within the easiest way, with out problems, as occurs in different knowledge safety functions, that are sophisticated.”

FileVault Evaluate, Ronald Ok S. 

What customers dislike: 

“Apple has but to supply an enterprise-wide administration possibility for FileVault. Whereas third-party distributors do quite a lot of the work right here, it might imply extra if Apple did work right here to verify we’ve got a sustained path ahead with FileVault.”

FileVault Evaluate, Joel P. 

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Preserve it secret. Preserve it secure. 

Database encryption helps convert readable knowledge into unreadable ciphertext by utilizing totally different ranges of encryption. Delicate data will at all times exist, and it’s your organization’s job to guard it in an effort to keep privateness, forestall breaches, and reinforce the belief you’ve got together with your workforce and your prospects. Don’t wait – discover the appropriate database encryption software program in your wants right now.

Preserve particular person information secure with file encryption to guard towards cyber assaults.


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