{"id":1145,"date":"2024-07-22T20:43:13","date_gmt":"2024-07-22T20:43:13","guid":{"rendered":"https:\/\/dockerpros.com\/?post_type=glossary&p=1145"},"modified":"2024-07-22T20:55:34","modified_gmt":"2024-07-22T20:55:34","slug":"autorita-di-certificazione-di-docker-swarm","status":"publish","type":"glossary","link":"https:\/\/dockerpros.com\/it\/wiki\/docker-swarm-ca\/","title":{"rendered":"Docker Swarm CA"},"content":{"rendered":"

Understanding Docker Swarm CA: A Deep Dive into the Certificate Authority<\/h1>\n

Docker Swarm<\/a><\/span>Docker Swarm \u00e8 uno strumento di orchestrazione dei container che consente la gestione di un cluster di motori Docker. Semplifica il ridimensionamento e la distribuzione, garantendo elevata disponibilit\u00e0 e bilanciamento del carico tra i servizi. More \u00bb<\/a><\/span><\/span><\/span><\/span><\/span> \u00e8 un orchestrazione<\/a><\/span>Orchestration refers to the automated management and coordination of complex systems and services. It optimizes processes by integrating various components, ensuring efficient operation and resource utilization. More \u00bb<\/a><\/span><\/span><\/span><\/span><\/span> tool that allows you to manage a cluster of Docker nodes as a single virtual system. At the heart of this orchestrazione<\/a><\/span>Orchestration refers to the automated management and coordination of complex systems and services. It optimizes processes by integrating various components, ensuring efficient operation and resource utilization. More \u00bb<\/a><\/span><\/span><\/span><\/span><\/span> is Docker Swarm’s Certificate Authority (CA), which plays a critical role in securing communication and ensuring trust among nodes. The CA manages the issuance and revocation of TLS certificates, providing a secure environment for containerized applications. This article explores the intricacies of Docker Swarm<\/a><\/span>Docker Swarm \u00e8 uno strumento di orchestrazione dei container che consente la gestione di un cluster di motori Docker. Semplifica il ridimensionamento e la distribuzione, garantendo elevata disponibilit\u00e0 e bilanciamento del carico tra i servizi. More \u00bb<\/a><\/span><\/span><\/span><\/span><\/span> CA, examining its components, functionalities, and best practices for leveraging it in a production environment.<\/p>\n

Overview of Docker Swarm<\/h2>\n

Before delving into the CA, it is essential to understand Docker Swarm’s architecture. Docker Swarm<\/a><\/span>Docker Swarm \u00e8 uno strumento di orchestrazione dei container che consente la gestione di un cluster di motori Docker. Semplifica il ridimensionamento e la distribuzione, garantendo elevata disponibilit\u00e0 e bilanciamento del carico tra i servizi. More \u00bb<\/a><\/span><\/span><\/span><\/span><\/span> enables the creation and management of a cluster of Docker engines. It abstracts the complexity of managing multiple containers and allows developers to deploy services across multiple nodes with ease. The control plane, consisting of Swarm managers, is responsible for the decision-making process, while the worker nodes execute the tasks.<\/p>\n

One of the main reasons for using Docker Swarm<\/a><\/span>Docker Swarm \u00e8 uno strumento di orchestrazione dei container che consente la gestione di un cluster di motori Docker. Semplifica il ridimensionamento e la distribuzione, garantendo elevata disponibilit\u00e0 e bilanciamento del carico tra i servizi. More \u00bb<\/a><\/span><\/span><\/span><\/span><\/span> is its simplicity and integration with Docker’s ecosystem. Since it is part of the Docker platform, users benefit from familiar tools and workflows. <\/p>\n

However, as with any distributed system, the need for security and trust emerges, leading us to the importance of the Certificate Authority in Docker Swarm<\/a><\/span>Docker Swarm \u00e8 uno strumento di orchestrazione dei container che consente la gestione di un cluster di motori Docker. Semplifica il ridimensionamento e la distribuzione, garantendo elevata disponibilit\u00e0 e bilanciamento del carico tra i servizi. More \u00bb<\/a><\/span><\/span><\/span><\/span><\/span>.<\/p>\n

The Role of the Certificate Authority in Docker Swarm<\/h2>\n

Docker Swarm\u2019s CA provides a mechanism for secure communication between nodes in the cluster. It manages cryptographic keys and issues certificates that are used for mutual TLS (mTLS) authentication. This ensures that only trusted nodes can join the cluster and communicate with each other, reducing the risk of man-in-the-middle attacks and unauthorized access.<\/p>\n

Components of Docker Swarm CA<\/h3>\n

Per comprendere il funzionamento della CA di Docker Swarm, dobbiamo esplorare i suoi componenti fondamentali:<\/p>\n

    \n
  1. \n

    Root CA<\/strong>: The Root CA is responsible for generating and signing certificates for nodes. It is crucial to protect the Root CA, as a compromised key can lead to a complete breakdown of the cluster\u2019s security.<\/p>\n<\/li>\n

  2. \n

    Autorit\u00e0 di certificazione intermedie<\/strong>In ambienti pi\u00f9 grandi, pu\u00f2 essere utilizzata una CA intermedia per scaricare parte delle responsabilit\u00e0 dalla CA radice. Le CA intermedie possono rilasciare certificati per i nodi worker, aiutando a distribuire il carico e migliorare le prestazioni.<\/p>\n<\/li>\n

  3. \n

    Certificati<\/strong>: Ognuno node<\/a><\/span>Node, or Node.js, is a JavaScript runtime built on Chrome's V8 engine, enabling server-side scripting. It allows developers to build scalable network applications using asynchronous, event-driven architecture. More \u00bb<\/a><\/span><\/span><\/span><\/span><\/span> in the Swarm is issued a TLS certificate that enables secure communication. These certificates contain the public key of the node<\/a><\/span>Node, or Node.js, is a JavaScript runtime built on Chrome's V8 engine, enabling server-side scripting. It allows developers to build scalable network applications using asynchronous, event-driven architecture. More \u00bb<\/a><\/span><\/span><\/span><\/span><\/span> and are signed by the CA, establishing trust within the cluster.<\/p>\n<\/li>\n

  4. \n

    Lista di revoca<\/strong>: The revocation list is a crucial component that keeps track of certificates that should no longer be trusted. This can happen if a node<\/a><\/span>Node, or Node.js, is a JavaScript runtime built on Chrome's V8 engine, enabling server-side scripting. It allows developers to build scalable network applications using asynchronous, event-driven architecture. More \u00bb<\/a><\/span><\/span><\/span><\/span><\/span> is removed from the Swarm or if a key is compromised.<\/p>\n<\/li>\n<\/ol>\n

    The Certificate Lifecycle<\/h3>\n

    The lifecycle of a certificate within Docker Swarm<\/a><\/span>Docker Swarm \u00e8 uno strumento di orchestrazione dei container che consente la gestione di un cluster di motori Docker. Semplifica il ridimensionamento e la distribuzione, garantendo elevata disponibilit\u00e0 e bilanciamento del carico tra i servizi. More \u00bb<\/a><\/span><\/span><\/span><\/span><\/span> can be broken down into several stages:<\/p>\n

      \n
    1. \n

      Generation<\/strong>: When a node<\/a><\/span>Node, or Node.js, is a JavaScript runtime built on Chrome's V8 engine, enabling server-side scripting. It allows developers to build scalable network applications using asynchronous, event-driven architecture. More \u00bb<\/a><\/span><\/span><\/span><\/span><\/span> joins a Swarm, the CA generates a certificate for it. This process includes creating a public\/private key pair, where the public key is embedded in the certificate and the private key is kept secure on the node<\/a><\/span>Node, or Node.js, is a JavaScript runtime built on Chrome's V8 engine, enabling server-side scripting. It allows developers to build scalable network applications using asynchronous, event-driven architecture. More \u00bb<\/a><\/span><\/span><\/span><\/span><\/span>.<\/p>\n<\/li>\n

    2. \n

      Distribution<\/strong>: Once generated, the certificate is distributed to the node<\/a><\/span>Node, or Node.js, is a JavaScript runtime built on Chrome's V8 engine, enabling server-side scripting. It allows developers to build scalable network applications using asynchronous, event-driven architecture. More \u00bb<\/a><\/span><\/span><\/span><\/span><\/span>, which will use it for secure communication with other nodes in the cluster.<\/p>\n<\/li>\n

    3. \n

      Renewal<\/strong>: Certificates have a limited validity period, after which they need to be renewed. Docker Swarm<\/a><\/span>Docker Swarm \u00e8 uno strumento di orchestrazione dei container che consente la gestione di un cluster di motori Docker. Semplifica il ridimensionamento e la distribuzione, garantendo elevata disponibilit\u00e0 e bilanciamento del carico tra i servizi. More \u00bb<\/a><\/span><\/span><\/span><\/span><\/span> automatically handles the renewal of certificates, ensuring continuous secure communication.<\/p>\n<\/li>\n

    4. \n

      Revoca<\/strong>Se un node<\/a><\/span>Node, or Node.js, is a JavaScript runtime built on Chrome's V8 engine, enabling server-side scripting. It allows developers to build scalable network applications using asynchronous, event-driven architecture. More \u00bb<\/a><\/span><\/span><\/span><\/span><\/span> leaves the Swarm or if a certificate is compromised, the CA adds it to the revocation list. This process prevents the compromised certificate from being used to establish secure connections.<\/p>\n<\/li>\n<\/ol>\n

      Implicazioni di sicurezza di Docker Swarm CA<\/h2>\n

      Securing the Certificate Authority is paramount to maintaining the integrity of a Docker Swarm<\/a><\/span>Docker Swarm \u00e8 uno strumento di orchestrazione dei container che consente la gestione di un cluster di motori Docker. Semplifica il ridimensionamento e la distribuzione, garantendo elevata disponibilit\u00e0 e bilanciamento del carico tra i servizi. More \u00bb<\/a><\/span><\/span><\/span><\/span><\/span> cluster. The following security best practices should be implemented:<\/p>\n

      1. Proteggere la CA Radice<\/h3>\n

      La Root CA \u00e8 la pietra angolare della sicurezza del cluster. \u00c8 essenziale limitare l'accesso alla chiave privata della Root CA e conservarla in un luogo sicuro. Considera l'utilizzo di moduli di sicurezza hardware (HSM) per una protezione aggiuntiva.<\/p>\n

      2. Use Intermediate CAs<\/h3>\n

      Nelle organizzazioni pi\u00f9 grandi, l'utilizzo di CA intermedie pu\u00f2 aiutare a ripartire il carico e a ridurre l'esposizione della CA radice. Nel caso in cui una CA intermedia venga compromessa, la CA radice rimane sicura, consentendo di mantenere il controllo sull'architettura di sicurezza complessiva.<\/p>\n

      3. Implementare un adeguato controllo degli accessi basato sui ruoli (RBAC)<\/h3>\n

      Utilize Docker\u2019s built-in security features, such as RBAC, to restrict access to sensitive operations involving the CA. Only authorized personnel should be able to manage certificates or modify CA settings.<\/p>\n

      4. Monitor Certificate Expiry and Revocation<\/h3>\n

      Impostare un monitoraggio per tenere traccia delle date di scadenza dei certificati e garantire che il rinnovo avvenga in tempo. Inoltre, mantenere un elenco di revoche aggiornato per assicurarsi che i certificati compromessi non rimangano attivi nel sistema.<\/p>\n

      5. Eseguire regolarmente audit delle pratiche di sicurezza<\/h3>\n

      Conduct regular security audits of your Docker Swarm<\/a><\/span>Docker Swarm \u00e8 uno strumento di orchestrazione dei container che consente la gestione di un cluster di motori Docker. Semplifica il ridimensionamento e la distribuzione, garantendo elevata disponibilit\u00e0 e bilanciamento del carico tra i servizi. More \u00bb<\/a><\/span><\/span><\/span><\/span><\/span> environment, focusing on the CA and certificate management processes. Identify potential vulnerabilities and address them promptly.<\/p>\n

      Gestione dei Certificati con Docker Swarm<\/h2>\n

      Docker Swarm<\/a><\/span>Docker Swarm \u00e8 uno strumento di orchestrazione dei container che consente la gestione di un cluster di motori Docker. Semplifica il ridimensionamento e la distribuzione, garantendo elevata disponibilit\u00e0 e bilanciamento del carico tra i servizi. More \u00bb<\/a><\/span><\/span><\/span><\/span><\/span> provides built-in functionality for managing certificates, but understanding how to interact with this system can enhance your operational capabilities.<\/p>\n

      Viewing Cluster Certificates<\/h3>\n

      Puoi visualizzare i certificati gestiti dallo Swarm utilizzando il seguente comando.<\/p>\n

      docker info<\/code><\/pre>\n
      Questo comando fornir\u00e0 informazioni sul cluster, inclusi i dettagli sui certificati attivi.<\/p>\n
      Manually Updating Certificates<\/h3>\n
      Mentre Docker Swarm<\/a><\/span>Docker Swarm \u00e8 uno strumento di orchestrazione dei container che consente la gestione di un cluster di motori Docker. Semplifica il ridimensionamento e la distribuzione, garantendo elevata disponibilit\u00e0 e bilanciamento del carico tra i servizi. More \u00bb<\/a><\/span><\/span><\/span><\/span><\/span> automates certificate renewal, there may be scenarios where manual intervention is required. You can force a certificate rotation using the following command:<\/p>\n
      Docker Swarm<\/a><\/span>Docker Swarm \u00e8 uno strumento di orchestrazione dei container che consente la gestione di un cluster di motori Docker. Semplifica il ridimensionamento e la distribuzione, garantendo elevata disponibilit\u00e0 e bilanciamento del carico tra i servizi. More \u00bb<\/a><\/span><\/span><\/span><\/span><\/span> update --force<\/code><\/pre>\n
      This command will trigger a new certificate issuance process, ensuring that all nodes receive updated certificates.<\/p>\n
      Rimuovere un nodo da Swarm<\/h3>\n
      When a node<\/a><\/span>Node, or Node.js, is a JavaScript runtime built on Chrome's V8 engine, enabling server-side scripting. It allows developers to build scalable network applications using asynchronous, event-driven architecture. More \u00bb<\/a><\/span><\/span><\/span><\/span><\/span> is removed from the swarm, it is crucial to revoke its certificate to ensure it cannot re-establish trust. You can remove a node<\/a><\/span>Node, or Node.js, is a JavaScript runtime built on Chrome's V8 engine, enabling server-side scripting. It allows developers to build scalable network applications using asynchronous, event-driven architecture. More \u00bb<\/a><\/span><\/span><\/span><\/span><\/span> with the following command:<\/p>\n
      docker node rm<\/a><\/span>Docker Node RM is a command used to remove nodes from a Docker Swarm cluster. This operation helps manage resources effectively, ensuring optimal performance and scalability in container orchestration. More \u00bb<\/a><\/span><\/span><\/span><\/span><\/span> <\/code><\/pre>\n
      After removing a node<\/a><\/span>Node, or Node.js, is a JavaScript runtime built on Chrome's V8 engine, enabling server-side scripting. It allows developers to build scalable network applications using asynchronous, event-driven architecture. More \u00bb<\/a><\/span><\/span><\/span><\/span><\/span>, the CA automatically updates the revocation list, and the removed node’s certificate will no longer be trusted.<\/p>\n
      Risoluzione dei problemi relativi ai certificati<\/h2>\n
      Nonostante l'automazione fornita dalla CA di Docker Swarm, potresti incontrare problemi relativi ai certificati. Ecco alcuni scenari comuni e i passaggi per la risoluzione dei problemi:<\/p>\n
      1. Scadenza del certificato<\/h3>\n
      If a node<\/a><\/span>Node, or Node.js, is a JavaScript runtime built on Chrome's V8 engine, enabling server-side scripting. It allows developers to build scalable network applications using asynchronous, event-driven architecture. More \u00bb<\/a><\/span><\/span><\/span><\/span><\/span> reports a certificate expiry issue, check the validity period of the certificate using:<\/p>\n
      openssl x509 -in  -text -noout<\/code><\/pre>\n
      Se il certificato \u00e8 scaduto, attivare il rinnovo utilizzando il Docker Swarm<\/a><\/span>Docker Swarm \u00e8 uno strumento di orchestrazione dei container che consente la gestione di un cluster di motori Docker. Semplifica il ridimensionamento e la distribuzione, garantendo elevata disponibilit\u00e0 e bilanciamento del carico tra i servizi. More \u00bb<\/a><\/span><\/span><\/span><\/span><\/span> update --force<\/code> command.<\/p>\n
      2. Revocation Issues<\/h3>\n
      If a node<\/a><\/span>Node, or Node.js, is a JavaScript runtime built on Chrome's V8 engine, enabling server-side scripting. It allows developers to build scalable network applications using asynchronous, event-driven architecture. More \u00bb<\/a><\/span><\/span><\/span><\/span><\/span> continues to establish connections despite being removed from the Swarm, check the revocation list to ensure that the certificate is listed. Use:<\/p>\n
      docker secret<\/a><\/span>The concept of \"secret\" encompasses information withheld from others, often for reasons of privacy, security, or confidentiality. Understanding its implications is crucial in fields such as data protection and communication theory. More \u00bb<\/a><\/span><\/span><\/span><\/span><\/span> ls<\/code><\/pre>\n
      per visualizzare i segreti correnti e controllare lo stato del certificato.<\/p>\n
      3. Problemi di Connettivit\u00e0<\/h3>\n
      If nodes are unable to communicate securely, verify that each node<\/a><\/span>Node, or Node.js, is a JavaScript runtime built on Chrome's V8 engine, enabling server-side scripting. It allows developers to build scalable network applications using asynchronous, event-driven architecture. More \u00bb<\/a><\/span><\/span><\/span><\/span><\/span> has a valid certificate and that the CA is properly configured. You can test connectivity using tools like arricciare<\/code> o openssl<\/code> to ensure TLS handshakes are successful.<\/p>\n
      Best Practices for Using Docker Swarm CA<\/h2>\n
      To maximize the security and efficiency of Docker Swarm\u2019s Certificate Authority, consider the following best practices:<\/p>\n
      1. Aggiorna regolarmente Docker<\/h3>\n
      Ensure that you are using the latest version of Docker, as updates often include security enhancements and bug fixes. Subscribe to Docker\u2019s release notes to stay informed.<\/p>\n
      2. Utilizzare i segreti di Docker<\/h3>\n
      Oltre a utilizzare i certificati, sfrutta Docker Secrets per gestire in modo sicuro i dati sensibili. Questo fornisce un ulteriore livello di sicurezza per qualsiasi dato di cui le tue applicazioni possano avere bisogno.<\/p>\n
      3. Educate Your Team<\/h3>\n
      Ensure that your operational teams are familiar with best practices for managing certificates and the implications of security within Docker Swarm<\/a><\/span>Docker Swarm \u00e8 uno strumento di orchestrazione dei container che consente la gestione di un cluster di motori Docker. Semplifica il ridimensionamento e la distribuzione, garantendo elevata disponibilit\u00e0 e bilanciamento del carico tra i servizi. More \u00bb<\/a><\/span><\/span><\/span><\/span><\/span>. Regular training sessions can help keep the team aware of potential threats and mitigations.<\/p>\n
      4. Test in Staging Environments<\/h3>\n
      Before making changes to production environments, test any updates or configurations related to the CA in a staging environment. This allows you to identify potential issues without impacting live applications.<\/p>\n
      5. Backup Configuration<\/h3>\n
      Maintain regular backups of your Swarm configuration, including the CA settings and certificates. This ensures that you can recover quickly in the event of a failure.<\/p>\n
      Conclusione<\/h2>\n
      The Docker Swarm<\/a><\/span>Docker Swarm \u00e8 uno strumento di orchestrazione dei container che consente la gestione di un cluster di motori Docker. Semplifica il ridimensionamento e la distribuzione, garantendo elevata disponibilit\u00e0 e bilanciamento del carico tra i servizi. More \u00bb<\/a><\/span><\/span><\/span><\/span><\/span> Certificate Authority is a vital component in maintaining the security and integrity of containerized applications. By understanding its roles, lifecycle, and best practices, organizations can effectively manage their Docker Swarm<\/a><\/span>Docker Swarm \u00e8 uno strumento di orchestrazione dei container che consente la gestione di un cluster di motori Docker. Semplifica il ridimensionamento e la distribuzione, garantendo elevata disponibilit\u00e0 e bilanciamento del carico tra i servizi. More \u00bb<\/a><\/span><\/span><\/span><\/span><\/span> clusters with confidence. As the landscape of container<\/a><\/span>Containers are lightweight, portable units that encapsulate software and its dependencies, enabling consistent execution across different environments. They leverage OS-level virtualization for efficiency. More \u00bb<\/a><\/span><\/span><\/span><\/span><\/span> orchestrazione<\/a><\/span>Orchestration refers to the automated management and coordination of complex systems and services. It optimizes processes by integrating various components, ensuring efficient operation and resource utilization. More \u00bb<\/a><\/span><\/span><\/span><\/span><\/span> continues to evolve, staying informed about security practices around the CA will enable your teams to adopt containerization securely and efficiently.<\/p>\n
      From protecting the Root CA to implementing proper certificate management strategies, the emphasis on security will ensure that Docker Swarm<\/a><\/span>Docker Swarm \u00e8 uno strumento di orchestrazione dei container che consente la gestione di un cluster di motori Docker. Semplifica il ridimensionamento e la distribuzione, garantendo elevata disponibilit\u00e0 e bilanciamento del carico tra i servizi. More \u00bb<\/a><\/span><\/span><\/span><\/span><\/span> serves as a reliable foundation for deploying and managing applications in a distributed environment. With these insights, you can harness the full potential of Docker Swarm<\/a><\/span>Docker Swarm \u00e8 uno strumento di orchestrazione dei container che consente la gestione di un cluster di motori Docker. Semplifica il ridimensionamento e la distribuzione, garantendo elevata disponibilit\u00e0 e bilanciamento del carico tra i servizi. More \u00bb<\/a><\/span><\/span><\/span><\/span><\/span> while maintaining a secure operating environment.<\/p>","protected":false},"excerpt":{"rendered":"
      Docker Swarm<\/a><\/span>Docker Swarm \u00e8 uno strumento di orchestrazione dei container che consente la gestione di un cluster di motori Docker. Semplifica il ridimensionamento e la distribuzione, garantendo elevata disponibilit\u00e0 e bilanciamento del carico tra i servizi. More \u00bb<\/a><\/span><\/span><\/span><\/span><\/span> CA, or Certificate Authority, manages the secure communication within a Docker Swarm<\/a><\/span>Docker Swarm \u00e8 uno strumento di orchestrazione dei container che consente la gestione di un cluster di motori Docker. Semplifica il ridimensionamento e la distribuzione, garantendo elevata disponibilit\u00e0 e bilanciamento del carico tra i servizi. More \u00bb<\/a><\/span><\/span><\/span><\/span><\/span> cluster by issuing and renewing TLS certificates, ensuring encrypted connections among nodes.<\/p>","protected":false},"author":1,"featured_media":1604,"parent":0,"template":"","glossary-cat":[],"class_list":["post-1145","glossary","type-glossary","status-publish","has-post-thumbnail","hentry"],"yoast_head":"\nDocker Swarm CA - Dockerpros<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/dockerpros.com\/it\/wiki\/autorita-di-certificazione-di-docker-swarm\/\" \/>\n<meta property=\"og:locale\" content=\"it_IT\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Docker Swarm CA - Dockerpros\" \/>\n<meta property=\"og:description\" content=\"Docker Swarm CA, or Certificate Authority, manages the secure communication within a Docker Swarm cluster by issuing and renewing TLS certificates, ensuring encrypted connections among nodes.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/dockerpros.com\/it\/wiki\/autorita-di-certificazione-di-docker-swarm\/\" \/>\n<meta property=\"og:site_name\" content=\"Dockerpros\" \/>\n<meta property=\"article:modified_time\" content=\"2024-07-22T20:55:34+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/dockerpros.com\/wp-content\/uploads\/2024\/07\/docker-swarm-ca_1145.jpg\" \/>\n\t<meta property=\"og:image:width\" content=\"800\" \/>\n\t<meta property=\"og:image:height\" content=\"600\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/jpeg\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"Tempo di lettura stimato\" \/>\n\t<meta name=\"twitter:data1\" content=\"7 minuti\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\/\/dockerpros.com\/wiki\/docker-swarm-ca\/\",\"url\":\"https:\/\/dockerpros.com\/wiki\/docker-swarm-ca\/\",\"name\":\"Docker Swarm CA - 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