312-40 Exam Dumps : EC-Council Certified Cloud Security Engineer (CCSE)

An incremental backup involves backing up only those files that have changed since the last backup of any type (full or incremental). This approach saves time and storage space compared to full backups by only copying data that has changed.

Incremental Backup Process: After a full backup is taken, subsequent incremental backups only include changes made since the last backup.

Efficiency: This method is efficient in terms of both time and storage, as it avoids duplicating unchanged data.

Comparison with Other Backups: Unlike differential backups, which copy all changes since the last full backup, incremental backups only include the changes since the last backup of any kind.

References

Backup and Recovery

Crypto-shredding is the method of ‘deleting’ encrypted data by destroying the encryption keys. This method is particularly useful in cloud environments where physical destruction of storage media is not feasible. By deleting the keys used to encrypt the data, the data itself becomes inaccessible and is effectively considered deleted.

Here’s how crypto-shredding works:

Encryption: Data is encrypted using cryptographic keys, which are essential for decrypting the data to make it readable.

Key Management: The keys are managed separately from the data, often in a secure key management system.

Deletion of Keys: When instructed to delete the data, instead of trying to erase the actual data, the encryption keys are deleted.

Data Inaccessibility: Without the keys, the encrypted data cannot be decrypted, rendering it unreadable and unrecoverable.

Compliance: This method helps organizations comply with data protection regulations that require secure deletion of personal data.

References:

A technical paper discussing the concept of crypto-shredding as a method for secure deletion of data in cloud environments.

An industry article explaining how crypto-shredding is used to meet data privacy requirements, especially in cloud storage scenarios.

The data generated by SecureSoft IT Pvt. Ltd., which includes video and audio files, is categorized as unstructured data. This is because it does not follow a specific format or structure that can be easily stored in traditional relational databases.

Understanding Unstructured Data: Unstructured data refers to information that either does not have a pre-defined data model or is not organized in a pre-defined manner. It includes formats like audio, video, and social media postings.

Role of NoSQL Databases: NoSQL databases are designed to store, manage, and retrieve unstructured data efficiently. They can handle a variety of data models, including document, graph, key-value, and wide-column stores.

Management of Data: As a cloud security engineer, Kurt’s role involves managing this unstructured data using NoSQL databases, which provide the flexibility required for such diverse data types.

Significance in Healthcare: In the healthcare industry, unstructured data is particularly prevalent due to the vast amounts of patient information, medical records, imaging files, and other forms of data that do not fit neatly into tabular forms.

References:Unstructured data is a common challenge in the IT sector, especially in fields like healthcare that generate large volumes of complex data. NoSQL databases offer a solution to manage this data effectively, providing scalability and flexibility. SecureSoft IT Pvt. Ltd.'s use of NoSQL databases aligns with industry practices for handling unstructured data efficiently.