Understanding the challenges and novel architectural models of multi-cloud native applications – a systematic literature review

Journal of Cloud Computing

Advances, Systems and Applications

Table 9 Identified challenges in the Security of multi-cloud applications

Multi-cloud Security	Main challenges categories	Related Primary Studies
Security Issues	Common security issues	[90, 108, 109]
	Novel cryptographic techniques for multi-cloud	[44, 108]
	Security and policy conflicts in multi-cloud	[73, 75]
	Sharing security components and mechanisms in multi-cloud	[65, 80]
Security Countermeasures	Improving (Data) Security with multi-cloud	[35, 49, 52, 68, 71, 86, 95, 110,111,112]
	Security enforcement framework	[52, 86, 92, 95]
	Novel architecture to enforce security	[30, 44, 45, 113]
	Unified Access Control models	[70, 82]
Security-by-design methodologies	Security-by-design and SecDevOps	[57, 69, 91]
	Evaluating Security	[113]
	Security Framework and PaaS	[69, 87]
	Optimization and SLA driven design	[57, 91]
	Security driven management and provisioning	[96, 114]