IT Security

APRILE 2025

Cloud Security: why digital certificates are essential for protecting cloud applications

In today’s cloud-driven world, security is a top priority for businesses and institutions alike. Digital certificates and advanced encryption have become fundamental to protecting cloud-based applications and data. In this article, we will explore the key security risks associated with cloud computing and examine how SSL/TLS certificates, along with other robust authentication solutions, can serve as an effective line of defence.

The main cloud security risks

Despite its advantages in scalability and accessibility, cloud computing presents several security challenges. From a shared responsibility perspective, these risks require particular vigilance, including:

  • Unauthorised access – While cloud platforms are built with security in mind, poor authentication practices (such as weak or reused passwords) or lax security habits (such as leaving devices unlocked or sharing them with others) can allow unauthorised individuals to access confidential data.
  • Insider threats – Security breaches can also originate from within an organisation, whether through malicious intent or simple negligence, as employees may expose sensitive information.
  • Loss of sensitive data – Security incidents or targeted attacks, such as ransomware, may result in irreversible loss of critical information.
  • Account compromise – Phishing attacks and weak passwords can lead to user accounts being compromised

The Role of SSL/TLS certificates and strong authentication in securing cloud services

SSL/TLS certificates play a crucial role in securing cloud communications. Actalis provides reliable encryption solutions to ensure the confidentiality and integrity of transmitted data. For example:

  • Encryption of data in transit – SSL/TLS protocols ensure that all data exchanged between client and server is encrypted, preventing potential interceptors from accessing sensitive information. This is especially critical for web applications handling financial or healthcare data, where secure communication is paramount.
  • Strong authentication – implementando certificati digitali, si riducono i rischi connessi all'accesso non autorizzato, autentica utenti e dispositivi, accertandone l’identità. Integrandosi a meccanismi come l'autenticazione a due fattori, questo rafforza la sicurezza, riducendo il rischio di violazioni dei dati.

The importance of regulatory compliance: GDPR, NIS2 and DORA

Regulatory compliance is a key aspect of cloud security, with frameworks such as GDPR, NIS2 and DORA setting specific requirements for data protection. Digital certificates support compliance with the following regulations:

  • GDPR – Requires personal data to be processed securely to prevent privacy breaches.
  • NIS2 – Establishes security standards for critical infrastructure, mandating advanced cybersecurity measures.
  • DORA – Focuses on digital risk management and the resilience of technical infrastructure in the financial sector.

How businesses can implement encryption and identity management in the cloud

With solutions such as Enterprise RA and MPKI, Actalis enables businesses to unify and automate cloud security management:

  • Enterprise RA – This solution allows digital certificates to be issued quickly through independent, centralised management, providing immediate control over security infrastructure without the need for lengthy manual processes.
  • Automating certificate lifecycle management – The ACME protocol simplifies the automation of certificate issuance, renewal and revocation, reducing the risk of errors associated with manual intervention and ensuring operational continuity. This approach significantly minimises vulnerabilities caused by expired certificates, which could otherwise expose communications to attacks.

Actalis solutions for advanced cloud platform protection

Actalis’s advanced encryption solutions integrate into a Zero Trust security model, ensuring rigorous control over users and data, leaving nothing to chance.

  • Granular access controls – These ensure access is strictly limited to authorised users, allowing only those with the correct credentials to interact with sensitive data.
  • Continuous monitoring – Actalis solutions provide real-time monitoring, enabling swift identification and response to threats, helping to mitigate security risks.
  • Support for complex systems – Even the most intricate cloud infrastructures benefit from integrated security, ensuring robust platform protection without compromising accessibility or operational efficiency.
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