What is Application Layer Encryption?

Data Security Posture Management (DSPM)

Do existing DSPM and CSPM tools address the challenges of data encryption risks?What is Cloud Security Posture Management (CSPM)? What is Data Security Posture Management (DSPM)? What are the key features of Data Security Posture Management (DSPM)? How important is Data Security Posture Management (DSPM)? How does Data Security Posture Management (DSPM) differ from traditional security measures? What are the benefits of implementing Data Security Posture Management (DSPM) for an organization? How does Data Security Posture Management (DSPM) help identify and remediate security vulnerabilities? What compliance standards does Data Security Posture Management (DSPM) help organizations adhere to?What emerging trends are shaping the future of Data Security Posture Management (DSPM)?How cloud Data Security Posture Management (DSPM) overcomes the challenges of securing keys? What are the Differences Between DSPM and CSPM ?What Are Some Common Challenges Associated with Implementing DSPM ?What are Some Best Practices for Optimizing DSPM Within an Organization ?How Does Data Security Posture Management (DSPM) Work?

AI Security

What is an AI/ML pipeline? What are the components of the AI/ML pipeline?How can I ensure data security and safety in an AI/ML pipeline? What are Large Language Models (LLMs)? How do Large Language Models (LLMs) work?What are the benefits of Large Language Models (LLMs)?What is the data security risks with Large Language Models (LLMs)?How do I address data security concerns with Large Language Models (LLMs)? Is Generative AI (Genai) different than Large Language Models (LLMs)?What is Generative AI (Gen AI) security? What is Retrieval-Augmented Generation (RAG)? What is Retrieval-Augmented Generation (RAGs) used for?What are the benefits of Retrieval-Augmented Generation (RAG)?Are there security risks with Retrieval-Augmented Generation (RAG)? How can we address Retrieval-Augmented Generation (RAG security) vulnerabilities?What are key AI security challenges and risks? What is data poisoning? How do I prevent data poison attack? What is prompt engineering?What is a prompt injection attack? What is AI governance? Why is AI governance important? What is Large Language Models (LLM) security?

Post Quantum Cryptography

What is the quantum risk and its impact on data security?What are the implications of data sensitivity vs time?When will quantum computing pose a threat to encryption methods?Which protocols and certificates may become vulnerable in the post-quantum era?How can enterprises prepare data security strategies for the post-quantum era?Do current cloud platforms support post-quantum algorithms?What is the concept of cryptographic agility?How does cryptographic agility impact risk management for enterprises?Why is data classification important in the context of post-quantum readiness?How does crypto agility affect disaster recovery planning and insurance costs?What is the technical impact of post-quantum agility on organizations?How does Fortanix DSM help achieve cryptographic agility?What features does Fortanix DSM offer for key lifecycle management in PQC implementation?How does Fortanix DSM facilitate integration with leading applications in PQC implementation?

Tokenization

What is Tokenization?Why should I care about Tokenization? What are the various methods of tokenization? What is the advantage of Tokenization over Traditional Static or Dynamic Data Masking? What is the advantage of Tokenization over Database encryption? What is the optimal point in the data lifecycle to tokenize sensitive data?  What is Card Tokenization?How does card tokenization work?How does tokenization make online payments more secure?What is network tokenization?What is PCI DSS 4.0?How to comply with PCI DSS 4.0?When is PCI DSS 4.0 required?How Many New Controls are in PCI DSS 4.0?How many requirements in PCI DSS 4.0?What is FPE (Format Preserving Encryption)?Where is Format Preserving Encryption used? Why use FPE (Format Preserving Encryption)? Is FPE (Format Preserving Encryption) reversible?Can FPE (Format Preserving Encryption) help with HIPAA compliance?Can FPE help with PCI DSS compliance?What is the difference between vaulted and vaultless encryption in the context of Format Preserving Encryption? What type of FPE (Format Preserving Encryption) does Fortanix use

Enterprise Key Management

What is enterprise key management?Why is enterprise key management important?What are the benefits of using Enterprise Key Management for cloud data security?What are the challenges in enterprise key management?How does enterprise key management work?What are some best practices for enterprise key management?Can enterprise key management be integrated with existing systems?What are the compliance considerations for enterprise key management?Can enterprise key management recover encrypted data if a key is lost?How does enterprise key management address cloud and multi-cloud environments?Are there industry standards for enterprise key management?What are the pain points related to data security in hybrid multicloud environments ?How do encryption and key management contribute to data protection? How does Fortanix address the challenges associated with encryption key management?How does Fortanix Enterprise Key Posture Management (EKPM) provide visibility into data security risks and industry benchmarks? How does Fortanix address the challenge of reporting compliance with policies and regulations?How does Fortanix Enterprise Key Posture Management (EKPM) align with regulatory and data security policies and standards? How does Fortanix Enterprise Key Posture Management (EKPM) simplify the complex and time-consuming task of correlating and analyzing at-risk data and services? How does Fortanix Enterprise Key Posture Management (EKPM) help organizations prioritize and remediate the most harmful risks quickly? Why are manual discovery processes considered complex and time-consuming, and how does Fortanix Enterprise Key Posture Management (EKPM) simplify them? How does Fortanix Enterprise Key Posture Management (EKPM) reduce the inefficient use of security personnel?Can Fortanix Enterprise Key Posture Management (EKPM) integrate with existing security and compliance tools? Does Fortanix Enterprise Key Posture Management (EKPM) integrate with SIEM or SOAR solutions for log analytics? Can Fortanix Enterprise Key Posture Management (EKPM) integrate with third-party IT ticketing systems for remediation workflows?

What is Application Layer Encryption?

The need for application layer encryption or application level encryption has increased because businesses increasingly rely on digital solutions and cloud-based services; as a result, the potential points of vulnerability have multiplied. 

Application Layer Encryption refers to encrypting data at the application layer of the networking stack, which is the topmost layer of the OSI model. This means that encryption is applied to specific types of network traffic, such as HTTP traffic, and is done by the application itself rather than the underlying infrastructure, like the network or transport layer. Encrypting data at this layer makes the security measures closer to the data being protected, maintaining confidentiality. 

Encrypting data at the application layer protects information throughout its lifecycle—during storage, processing, and transmission. This granular level of security protects data against interception or unauthorized access at different stages.  

Let's understand the most common examples of application layer encryption, i.e., HTTPS (Hypertext Transfer Protocol Secure), which encrypts the data transmitted between a web server and a web browser.

HTTPS uses the SSL/TLS (Secure Sockets Layer/Transport Layer Security) protocol to encrypt the data, providing a secure communication channel over an otherwise vulnerable internet. This form of encryption protects data from eavesdropping and ensures that the data remains unchanged during transit, maintaining data integrity.

SSL/TLS certificates are issued by certificate authorities (CAs), who verify the website owner's identity before issuing the certificate, adding a layer of trust for users accessing the site. 

Unlike other methods that might protect data only in transit or at rest, application layer encryption offers end-to-end security. 

End-to-End Encryption is a method of encrypting data as it is transmitted between two specific endpoints, such as messaging apps, email, and voice and video calls.

This form of encryption ensures that only the communicating users can read the messages, as the data is encrypted on the sender's device and only decrypted on the recipient's device. This method is widely used in secure messaging applications like WhatsApp and Signal. 

Other application layer encryption or application-level encryption types include  

  1. PGP: Secures emails and files using symmetric and public-key cryptography. 
  1. S/MIME (Secure/Multipurpose Internet Mail Extensions): Encrypts and signs MIME data, typically for email security. 
  1. XML Encryption: Encrypts either entire XML documents or specific elements. 
  1. JSON Web Encryption (JWE): Encrypts JSON data structures for secure web app communication. 
  1. Disk Encryption Software: Encrypts data on disk, used by applications (e.g., BitLocker, VeraCrypt). 
  1. Database Encryption: Encrypts databases, tables, or fields (e.g., TDE with SQL Server). 
  1. Secure File Transfer Protocols: Encrypts data during file transfers (e.g., SFTP, FTPS). 

Application-layer encryption protects data until it reaches the destination app, encrypting fields within the app to prevent unauthorized access and minimize attack vectors. It also ensures data integrity during transmission and verifies the authenticity of the communicating parties.  

Even if attackers access infrastructure, the data remains encrypted, making information extraction difficult. It helps to comply with regulatory requirements and standards, such as GDPR and HIPAA, which mandate stringent data protection measures.  

Learn more about:

Runtime Encryption® Platform

Encryption as a service

Database Encryption: Simplified Key Management Across Global Databases

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