C5 Internal audit status

Overview

For more info: Cloud computing C5 criteria catalogue


Current phase of the internal audit: Initial audit

Fully implemented C5 guidelines: 92%

Partially implemented C5 guidelines: 66%


List of guidelines

https://www.bsi.bund.de/DE/Themen/Unternehmen-und-Organisationen/Informationen-und-Empfehlungen/Empfehlungen-nach-Angriffszielen/Cloud-Computing/Kriterienkatalog-C5/C5_Archiv/C5_Archiv_node.html

C5 Internal audit status
ID Guideline Comment Audit state
C5-01-OIS-01 Information Security Management System (OIS-01) ISMS is in effect, but not all requirements of C5 are implemented Partially implemented
C5-01-OIS-02 Information Security Policy (OIS-02) Security policy is available, but needs improvement Partially implemented
C5-01-OIS-03 Interfaces and Dependencies (OIS-03) Fully implemented
C5-01-OIS-04 Segregation of Duties (OIS-04) Fully implemented
C5-01-OIS-05 Contact with Relevant Government Agencies and Interest Groups (OIS-05) Fully implemented
C5-01-OIS-06 Risk Management Policy (OIS-06) Fully implemented
C5-01-OIS-07 Application of the Risk Management Policy (OIS-07) The process is described and will be introduced. Partially implemented
C5-03-SA-01 Documentation, communication and provision of policies and instructions (SA-01) Fully implemented
C5-03-SA-02 Review and approval of policies and instructions (SA-02) Fully implemented
C5-03-SA-03 Deviations from existing policies and instructions (SA-03) Fully implemented
C5-04-HR-01 Security check of the background information (HR-01) Trust is built on a personal basis, as the company is small. Inactive
C5-04-HR-02 Employment agreements (HR-02) Employees are contractually bound to data protection and privacy. Security is implicitly addressed. Partially implemented
C5-04-HR-03 Security training and awareness-raising programme (HR-03) Fully implemented
C5-04-HR-04 Disciplinary measures (HR-04) There is no specific mention of security issues. However, standard disciplinary measures apply. Partially implemented
C5-04-HR-05 Termination of the employment relationship or changes to the responsibilities (HR-05) Fully implemented
C5-05-AM-01 Asset inventory (AM-01) Fully implemented
C5-05-AM-02 Assignment of persons responsible for assets (AM-02) Fully implemented
C5-05-AM-03 Instruction manuals for assets (AM-03) The handling of certain assets is documented in the internal knowledge base. The next step is to systematise this. Partially implemented
C5-05-AM-04 Handing in and returning assets (AM-04) Fully implemented
C5-05-AM-05 Classification of information (AM-05) Services are classified, but there is no classification scheme for data.

All customer data is treated confidentially.

Partially implemented
C5-05-AM-06 Labelling of information and handling of assets (AM-06) Information is currently not labelled.By default, all customer data is treated confidentially. Inactive
C5-05-AM-07 Management of data media (AM-07) Fully implemented
C5-05-AM-08 Transfer and removal of assets (AM-08) Fully implemented
C5-06-PS-01 Perimeter protection (PS-01) The data centre locations where the company's cloud data is located all meet the ISO 27001 standard and have corresponding perimeter protection. Partially implemented
C5-06-PS-02 Physical site access control (PS-02) Fully implemented
C5-06-PS-03 Protection against threats from outside and from the environment (PS-03) Fully implemented
C5-06-PS-04 Protection against interruptions caused by power failures and other such risks (PS-04) Fully implemented
C5-06-PS-05 Maintenance of infrastructure and devices (PS-05) Fully implemented
C5-07-OPS-01 Planning (OPS-01) Fully implemented
C5-07-OPS-02 Monitoring (OPS-02) Fully implemented
C5-07-OPS-03 Controlling of Resources (OPS-03) Here, it is required to make resource data available to the customer for their planning. This is currently out of scope. Inactive
C5-07-OPS-04 Concept (OPS-04) Fully implemented
C5-07-OPS-05 Implementation (OPS-05) Fully implemented
C5-07-OPS-06 Concept (OPS-06) Fully implemented
C5-07-OPS-07 Monitoring (OPS-07) Fully implemented
C5-07-OPS-08 Regular Testing (OPS-08) Fully implemented
C5-07-OPS-09 Storage (OPS-09) Fully implemented
C5-07-OPS-10 Concept (OPS-10) Fully implemented
C5-07-OPS-11 Metadata Management Concept (OPS-11) Is currently covered in OPS-10 Inactive
C5-07-OPS-12 Access, Storage and Deletion (OPS-12) Is currently covered by OPS-10 Inactive
C5-07-OPS-13 Identification of Events (OPS-13) Is currently covered by OPS-10 Inactive
C5-07-OPS-14 Storage of the Logging Data (OPS-14) Log data is stored centrally on a logging server. Partially implemented
C5-07-OPS-15 Accountability (OPS-15) Application logs are available. Access logs are stored without IP address Partially implemented
C5-07-OPS-16 Configuration (OPS-16) Fully implemented
C5-07-OPS-17 Availability of the Monitoring Software (OPS-17) Fully implemented
C5-07-OPS-18 Concept (OPS-18) Fully implemented
C5-07-OPS-19 Penetration Tests (OPS-19) Penetration tests are occasionally carried out as part of customer projects. No major problems were identified here.

Hallo Welt! does not (yet) carry out internal penetration tests itself.

Inactive
C5-07-OPS-20 Measurements, Analyses and Assessment of Procedures (OPS-20) There is no regular process for this yet. Partially implemented
C5-07-OPS-21 Involvement of Cloud Customers in the Event of Incidents (OPS-21) Fully implemented
C5-07-OPS-22 Testing and Documentation of Known Vulnerabilities (OPS-22) Fully implemented
C5-07-OPS-23 System Hardening (OPS-23) Hallo Welt! is based on industry standards.

There is currently no documentation for each system.

Partially implemented
C5-07-OPS-24 Separation of Datasets in the Cloud Infrastructure (OPS-24) Fully implemented
C5-08-IDM-01 Policy for user accounts and access rights (IDM-01) Fully implemented
C5-08-IDM-02 Granting and change of user accounts and access rights (IDM-02) Fully implemented
C5-08-IDM-03 Locking and withdrawal of user accounts in the event of inactivity or multiple failed logins (IDM-03) Some of our systems implement this. The rest is managed automatically. Partially implemented
C5-08-IDM-04 Withdraw or adjust access rights as the task area changes (IDM-04) Fully implemented
C5-08-IDM-05 Regular review of access rights (IDM-05) This is currently only done for the most critical systems Partially implemented
C5-08-IDM-06 Privileged access rights (IDM-06) Largely implemented. However, privileges are not withdrawn for a limited period of time. Partially implemented
C5-08-IDM-07 Access to cloud customer data (IDM-07) Fully implemented
C5-08-IDM-08 Confidentiality of authentication information (IDM-08) Fully implemented
C5-08-IDM-09 Authentication Mechanisms (IDM-09) Fully implemented
C5-09-CRY-01 Policy for the use of encryption procedures and key management (CRY-01) There are some guidelines, but no approved policy yet. Partially implemented
C5-09-CRY-02 Encryption of data for transmission (transport encryption) (CRY-02) Fully implemented
C5-09-CRY-03 Encryption of sensitive data for storage (CRY-03) Customer data is encrypted at rest. Backups are encrypted Partially implemented
C5-09-CRY-04 Secure key management (CRY-04) There is no centralized key management. Guidelines exist. Partially implemented
C5-10-COS-01 Technical safeguards (COS-01) Hallo Welt! does not operate an intrusion detection system. However, network patterns are monitored and notifications are sent in the event of major irregularities, such as DDOS attacks. Inactive
C5-10-COS-02 Security requirements for connections in the Cloud Service Provider’s network (COS-02) Fully implemented
C5-10-COS-03 Monitoring of connections in the Cloud Service Provider’s network (COS-03) All access to the cloud network is logged. Partially implemented
C5-10-COS-04 Cross-network access (COS-04) Fully implemented
C5-10-COS-05 Networks for administration (COS-05) Fully implemented
C5-10-COS-06 Segregation of data traffic in jointly used network environments (COS-06) Internal traffic segregated, but not encrypted. Partially implemented
C5-10-COS-07 Documentation of the network topology (COS-07) Fully implemented
C5-10-COS-08 Policies for data transmission (COS-08) Fully implemented
C5-11-PI-01 Documentation and safety of input and output interfaces (PI-01) Fully implemented
C5-11-PI-02 Contractual agreements for the provision of data (PI-02) Fully implemented
C5-11-PI-03 Secure deletion of data (PI-03) Fully implemented
C5-12-DEV-01 Policies for the development and procurement of information systems (DEV-01) Hallo Welt! applies the coding guidelines that apply in the Wikimedia ecosystem. Partially implemented
C5-12-DEV-02 Outsourcing of the development (DEV-02) Contractual agreements are in place but need updating. However, third parties do not have access to our production cloud or to production code. Partially implemented
C5-12-DEV-03 Policies for changes to information systems (DEV-03) Fully implemented
C5-12-DEV-04 Safety training and awareness programme regarding continuous software delivery and associated systems, components or tools (DEV-04) Training is done on the job and on an annual basis in combination with GDPR compliance training Partially implemented
C5-12-DEV-05 Risk assessment, categorisation and prioritisation of changes (DEV-05) Any changes are assessed within the team. A formal risk assessment is not applied yet. Partially implemented
C5-12-DEV-06 Testing changes (DEV-06) Fully implemented
C5-12-DEV-07 Logging of changes (DEV-07) Fully implemented
C5-12-DEV-08 Version Control (DEV-08) Fully implemented
C5-12-DEV-09 Approvals for provision in the production environment (DEV-09) Fully implemented
C5-12-DEV-10 Separation of environments (DEV-10) Fully implemented
C5-13-SSO-01 Policies and instructions for controlling and monitoring third parties (SSO-01) Fully implemented
C5-13-SSO-02 Risk assessment of service providers and suppliers (SSO-02) Fully implemented
C5-13-SSO-03 Directory of service providers and suppliers (SSO-03) Fully implemented
C5-13-SSO-04 Monitoring of compliance with requirements (SSO-04) Fully implemented
C5-13-SSO-05 Exit strategy for the receipt of benefit (SSO-05) There is no documented exit strategy. Inactive
C5-14-SIM-01 Policy for security incident management (SIM-01) Fully implemented
C5-14-SIM-02 Processing of security incidents (SIM-02) Fully implemented
C5-14-SIM-03 Documentation and reporting of security incidents (SIM-03) Fully implemented
C5-14-SIM-04 Duty of the users to report security incidents to a central body (SIM-04) Fully implemented
C5-14-SIM-05 Evaluation and learning process (SIM-05) Fully implemented
C5-15-BCM-01 Top management responsibility (BCM-01) Fully implemented
C5-15-BCM-02 Business impact analysis policies and instructions (BCM-02) Risk analysis was done and is documented. There is no formal policy. Inactive
C5-15-BCM-03 Planning business continuity (BCM-03) Fully implemented
C5-15-BCM-04 Verification, updating and testing of the business continuity (BCM-04) Disaster recovery tests are conducted at implementation time. There is no regular schedule yet. Partially implemented
C5-16-COM-01 Identification of applicable legal, regulatory, self-imposed or contractual requirements (COM-01) Fully implemented
C5-16-COM-02 Policy for planning and conducting audits (COM-02) The ISMS is audited annually. There is no formal guideline. Inactive
C5-16-COM-03 Internal audits of the ISMS (COM-03) There is no formal process of the internal audit yet Partially implemented
C5-16-COM-04 Information on information security performance and management assessment of the ISMS (COM-04) Fully implemented
C5-17-INQ-01 Legal Assessment of Investigative Inquiries (INQ-01) Fully implemented
C5-17-INQ-02 Informing Cloud Customers about Investigation Requests (INQ-02) Fully implemented
C5-17-INQ-03 Conditions for Access to or Disclosure of Data in Investigation Requests (INQ-03) Fully implemented
C5-17-INQ-04 Limiting Access to or Disclosure of Data in Investigation Requests (INQ-04) Fully implemented
C5-18-PSS-01 Guidelines and Recommendations for Cloud Customers (PSS-01) This information is maintained as part of our product documentation. However, it cannot be found in a centralised location. Partially implemented
C5-18-PSS-02 Identification of Vulnerabilities of the Cloud Service (PSS-02) Fully implemented
C5-18-PSS-03 Online Register of Known Vulnerabilities (PSS-03) Fully implemented
C5-18-PSS-04 Error handling and Logging Mechanisms (PSS-04) Fully implemented
C5-18-PSS-05 Authentication Mechanisms (PSS-05) Fully implemented
C5-18-PSS-06 Session Management (PSS-06) Fully implemented
C5-18-PSS-07 Confidentiality of Authentication Information (PSS-07) Fully implemented
C5-18-PSS-08 Roles and Rights Concept (PSS-08) Fully implemented
C5-18-PSS-09 Authorisation Mechanisms (PSS-09) Fully implemented
C5-18-PSS-10 Software Defined Networking (PSS-10) Hallo Welt! does not provide the customer with SDN. Inactive
C5-18-PSS-11 Images for Virtual Machines and Containers (PSS-11) Hallo Welt! does not provide the customer with VMs and containers in the cloud. Inactive
C5-18-PSS-12 Locations of Data Processing and Storage (PSS-12) Hallo Welt! does not provide a choice of data locations to the cloud customers. Inactive