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1、 NFV SECURITY IN 5G Challenges and Best Practices FEBRUARY 2022 NFV SECURITY IN 5G February 2022 1 ABOUT ENISA The European Union Agency for Cybersecurity,ENISA,is the Unions agency dedicated to achieving a high common level of cybersecurity across Europe.Established in 2004 and strengthened by the

2、EU Cybersecurity Act,the European Union Agency for Cybersecurity contributes to EU cyber policy,enhances the trustworthiness of ICT products,services and processes with cybersecurity certification schemes,cooperates with Member States and EU bodies,and helps Europe prepare for the cyber challenges o

3、f tomorrow.Through knowledge sharing,capacity building and awareness raising,the Agency works together with its key stakeholders to strengthen trust in the connected economy,to boost resilience of the Unions infrastructure and,ultimately,to keep Europes society and citizens digitally secure.More inf

4、ormation about ENISA and its work can be found here:www.enisa.europa.eu.CONTACT For contacting the authors please use resilienceenisa.europa.eu.For media enquiries about this paper,please use pressenisa.europa.eu.EDITORS Evgenia Nikolouzou,Goran Milenkovic,Georgia Bafoutsou and Slawomir Bryska(ENISA

5、)CONTRIBUTORS Mohamad Hajj,Claire Loiseaux ACKNOWLEDGEMENTS We are grateful for the review and valuable input received from:the experts in the ECASEC Expert Group(formerly known as Article 13a Expert Group),which comprises national telecom regulatory authorities(NRAs)from all EU and EFTA countries,f

6、rom the experts from national authorities in the NIS Cooperation group,and particularly those experts contributing to the NIS CG work stream on 5G cybersecurity,from the ETSI ISG NFV Security WG that is developing specifications and reports for the virtualization of network functions,with focus on t