As extra companies migrate their infrastructure to the cloud, cloud penetration testing has develop into a crucial service.
In contrast to conventional community exams, cloud pentesting focuses on distinctive assault vectors corresponding to misconfigured providers, insecure APIs, and overly permissive IAM (Id and Entry Administration) insurance policies.
In 2025, the perfect firms on this discipline mix deep information of cloud-native vulnerabilities with a versatile, platform-driven method to supply steady, actionable safety insights.
Why We Select It
Cloud environments, significantly multi-cloud setups, current a posh safety problem.
Misconfigurations are the main reason behind cloud safety breaches, and automatic scanners usually miss the refined, exploitable flaws in how providers are related or configured.
Cloud penetration testing goes past automated scans by simulating a real-world attacker’s mindset.
Professional pentesters exploit weaknesses in Amazon Internet Providers (AWS), Google Cloud Platform (GCP), and Microsoft Azure, uncovering crucial vulnerabilities that might result in knowledge theft, service disruption, or unauthorized entry.
How We Select The Greatest Cloud Penetration Testing Firms in 2025
We chosen the highest cloud penetration testing firms for 2025 based mostly on three key standards:
Expertise & Experience (E-E): We seemed for firms with a confirmed monitor document, a deep understanding of cloud service supplier (CSP) nuances, and a historical past of discovering and responsibly disclosing cloud vulnerabilities.
Authoritativeness & Trustworthiness (A-T): We thought of market management, trade recognition, and the popularity of their offensive safety groups.
Function-Richness: We assessed the comprehensiveness of their platforms and providers, searching for capabilities in:
CSP-Particular Experience: The flexibility to check for vulnerabilities distinctive to AWS, Azure, and GCP.
Steady Testing: A platform or service mannequin that permits for ongoing safety validation because the cloud atmosphere modifications.
Superior Reconnaissance: The potential to find all publicly uncovered cloud belongings.
Actionable Reporting: Clear, prioritized reviews with detailed remediation steerage and re-testing choices.
Comparability Of Key Options in 2025
Prime 10 Greatest Cloud Penetration Testing Firms in 2025
NetSPI
Bishop Fox
Synack
Rhino Safety Labs
Astra Safety
Praetorian
Coalfire
Pentera Cloud
TrustedSec
Cobalt.io
1. NetSPI
NetSPI
NetSPI is a pacesetter in cloud penetration testing, distinguished by its PTaaS (Penetration Testing as a Service) platform, Resolve.
Its group of specialists focuses on discovering vulnerabilities in multi-cloud environments, together with misconfigurations, overly permissive entry, and flaws in container safety.
NetSPI’s platform gives real-time visibility into findings, making your entire testing course of extra environment friendly and collaborative.
The corporate’s work with 9 out of 10 of the highest banks within the US and the most important cloud suppliers highlights their trusted experience.
Why You Wish to Purchase It:
NetSPI’s Resolve platform streamlines your entire pentest workflow, from scoping to remediation. This makes it a perfect selection for organizations that must centralize their safety findings and measure progress over time.
FeatureYes/NoSpecificationCSP-Particular Experience✅ YesSpecialists in AWS, Azure, and GCP.Steady Testing✅ YesPTaaS mannequin with steady testing and real-time findings.Superior Reconnaissance✅ YesComprehensive exterior asset discovery.Actionable Reporting✅ YesIn-platform collaboration and detailed reviews.
✅ Greatest For: Massive enterprises that want a scalable, steady, and platform-driven method to cloud safety.
Attempt NetSPI right here → NetSPI Official Web site
2. Bishop Fox
Bishop Fox
Bishop Fox is a top-tier offensive safety agency with a powerful popularity for its Cloud Penetration Testing providers.
The corporate’s group of extremely inventive and technical specialists, referred to as “The Fox,” makes use of cutting-edge, proprietary and open-source instruments to simulate real-world assaults.
They excel at figuring out complicated misconfigurations and assault pathways, offering a very life like evaluation of a company’s cloud defenses.
Why You Wish to Purchase It:
Bishop Fox’s experience is unmatched. Their testers transcend normal checks to search out subtle vulnerabilities that automated instruments and less-experienced corporations would miss.
They supply insights into probably the most crucial and exploitable assault paths.
FeatureYes/NoSpecificationCSP-Particular Experience✅ YesDeep experience throughout all main CSPs.Steady Testing✅ YesOffers a steady assault floor testing (CAST) mannequin.Superior Reconnaissance✅ YesIn-depth discovery of cloud-related assault paths.Actionable Reporting✅ YesTailored government and technical reviews with prioritized findings.
✅ Greatest For: Organizations that want a extremely custom-made and technically deep-dive cloud safety evaluation from one of the crucial revered offensive safety corporations.
Attempt Bishop Fox right here → Bishop Fox Official Web site
3. Synack
Synack
Synack pioneered the PTaaS mannequin and applies its crowdsourced method to cloud safety.
The corporate can deploy a various group of vetted moral hackers to check cloud environments, offering broader protection and discovering extra vulnerabilities in much less time than a small, static group.
Synack’s platform can combine with AWS, Azure, and GCP to mechanically detect modifications and launch on-demand exams, making it a extremely agile answer.
Why You Wish to Purchase It:
Synack’s mannequin presents unparalleled scalability and velocity. The flexibility to have a number of researchers from around the globe testing your cloud atmosphere concurrently gives a complete, 24/7 safety posture.
FeatureYes/NoSpecificationCSP-Particular Experience✅ YesIntegrations with AWS, Azure, and GCP.Steady Testing✅ YesOn-demand and steady testing by way of the Synack Platform.Superior Reconnaissance✅ YesContinuous asset discovery with AI-powered validation.Actionable Reporting✅ YesReal-time reporting and patch verification on the platform.
✅ Greatest For: Firms that want steady, on-demand cloud testing and need to leverage the facility of an unlimited, crowdsourced group of elite hackers.
Attempt Synack right here → Synack Official Web site
4. Rhino Safety Labs
Rhino Safety Labs
Rhino Safety Labs is a extremely specialised cloud penetration testing firm, widely known for its deep experience in AWS, Azure, and GCP.
The corporate’s analysis group has a historical past of discovering and publishing high-profile cloud vulnerabilities and instruments, such because the Pacu cloud exploitation framework.
This research-driven method ensures that their exams are all the time up-to-date with the newest assault strategies.
Why You Wish to Purchase It:
Rhino Safety Labs’ providers are based mostly on a basis of cutting-edge analysis, which means they’ll uncover vulnerabilities that aren’t but broadly recognized.
They’re specialists in attacking the cloud from the attitude of a complicated risk actor.
FeatureYes/NoSpecificationCSP-Particular Experience✅ YesCore specialization in AWS, Azure, and GCP.Steady Testing❌ NoFocuses on conventional, time-boxed engagements.Superior Reconnaissance✅ YesIn-depth cloud asset enumeration.Actionable Reporting✅ YesDetailed reviews with clear remediation steerage.
✅ Greatest For: Organizations with complicated cloud environments that need to work with a agency recognized for its deep technical experience and contributions to cloud safety analysis.
Attempt Rhino Safety Labs right here → Rhino Safety Labs Official Web site
5. Astra Safety
Astra Safety
Astra Safety presents a complete Cloud Pentest Suite that mixes automated scanning with professional human evaluation.
The corporate’s platform runs over 13,000 automated safety exams and compliance checks, that are then validated by human pentesters.
This hybrid method ensures each the velocity of automation and the depth of human experience, making it a extremely environment friendly answer for steady cloud safety.
Why You Wish to Purchase It:
Astra’s mix of automation and handbook testing makes it an economical and environment friendly technique to safe your cloud belongings.
The platform simplifies vulnerability administration and gives clear, developer-friendly reviews to hurry up remediation.
FeatureYes/NoSpecificationCSP-Particular Experience✅ YesSupports AWS, Azure, and GCP.Steady Testing✅ YesPTaaS platform with steady vulnerability scanning.Superior Reconnaissance✅ YesDiscovers and maps cloud infrastructure.Actionable Reporting✅ YesDetailed reviews with step-by-step remediation recommendation.
✅ Greatest For: Small to medium-sized companies and agile growth groups that want a quick, inexpensive, and steady cloud safety answer.
Attempt Astra Safety right here → Astra Safety Official Web site
6. Praetorian
Praetorian
Praetorian is an offensive cybersecurity firm that gives expert-led cloud penetration testing providers. They use an adversarial mindset to assist organizations prioritize and scale back materials dangers of their cloud environments.
Praetorian’s providers are designed to transcend easy compliance, specializing in uncovering exploitable vulnerabilities which are most probably to be leveraged by real-world attackers.
The corporate additionally presents Steady Menace Publicity Administration (CTEM) to keep up safety over time.
Why You Wish to Purchase It:
Praetorian’s distinctive method helps you optimize your safety funds by specializing in the vulnerabilities that pose the best threat.
Their experience ensures that you simply’re not simply discovering flaws however understanding their potential influence on your online business.
FeatureYes/NoSpecificationCSP-Particular Experience✅ YesStrong experience throughout all main CSPs.Steady Testing✅ YesCTEM providers for steady safety validation.Superior Reconnaissance✅ YesIdentifies exterior assault floor and exploitable entry factors.Actionable Reporting✅ YesProvides insights on materials threat and strategic suggestions.
✅ Greatest For: Enterprises that need a strategic accomplice for offensive safety, specializing in real-world threat discount moderately than simply compliance.
Attempt Praetorian right here → Praetorian Official Web site
7. Coalfire
Coalfire
Coalfire is a cybersecurity providers agency with a powerful give attention to compliance, significantly for FedRAMP, PCI, and SOC 2.
Its cloud penetration testing providers are tailor-made to assist organizations meet these stringent regulatory necessities whereas additionally strengthening their safety posture.
Coalfire’s specialists assess cloud configurations, community segmentation, and utility safety to make sure that each technical and compliance requirements are met.
Why You Wish to Purchase It:
Coalfire’s deep experience in compliance and its historical past of working with federal and highly-regulated purchasers makes it a perfect accomplice for companies that must show their cloud safety posture to auditors and regulators.
FeatureYes/NoSpecificationCSP-Particular Experience✅ YesExpertise in cloud safety for numerous compliance frameworks.Steady Testing✅ YesOffers steady testing as a part of its managed providers.Superior Reconnaissance✅ YesIn-depth cloud asset discovery.Actionable Reporting✅ YesDetailed reviews with a powerful give attention to compliance necessities.
✅ Greatest For: Organizations in extremely regulated industries that want a cloud penetration check that meets strict compliance requirements.
Attempt Coalfire right here → Coalfire Official Web site
8. Pentera Cloud
Pentera Cloud
Pentera Cloud presents a novel, automated safety validation and one of many core cloud penetration testing firms platform that simulates cloud-native assaults.
In contrast to handbook penetration testing, Pentera’s answer constantly challenges a company’s cloud atmosphere, discovering exploitable misconfigurations and assault paths with out the necessity for human intervention.
The platform gives a hybrid check, figuring out assault vectors that reach throughout each cloud and on-premises environments.
Why You Wish to Purchase It:
Pentera Cloud gives a steady, always-on safety evaluation, making it a wonderful device for organizations with quickly altering cloud environments.
Its skill to search out exploitable kill-chains between on-premises and cloud programs is a key benefit.
FeatureYes/NoSpecificationCSP-Particular Experience✅ YesAutomated testing for cloud-native vulnerabilities.Steady Testing✅ YesContinuous safety validation and assault emulation.Superior Reconnaissance✅ YesMaps cloud workloads, databases, and identities.Actionable Reporting✅ YesEvidence-based remediation reviews.
✅ Greatest For: Organizations that must constantly validate their cloud safety controls with an automatic, hybrid method.
Attempt Pentera Cloud right here → Pentera Cloud Official Web site
9. TrustedSec
TrustedSec
TrustedSec is a well-regarded cybersecurity consulting agency recognized for its expert-led, hands-on penetration testing providers.
Their method to cloud safety is extremely custom-made, with consultants simulating real-world cyberattacks on AWS, Azure, and GCP environments.
TrustedSec is famend for its detailed reporting and a powerful give attention to offering clear, prioritized remediation steerage.
Why You Wish to Purchase It:
TrustedSec’s popularity is constructed on the experience of its consultants. If you need a radical, hands-on evaluation from a agency that prioritizes a deep understanding of your distinctive atmosphere, TrustedSec is a superb selection.
FeatureYes/NoSpecificationCSP-Particular Experience✅ YesSpecialists in AWS, Azure, and GCP.Steady Testing❌ NoFocuses on conventional, project-based engagements.Superior Reconnaissance✅ YesConducts in depth cloud asset enumeration.Actionable Reporting✅ YesDetailed, technical reviews with remediation recommendation.
✅ Greatest For: Firms that worth a customized, white-glove service from a group of highly-skilled and moral hackers.
Attempt TrustedSec right here → TrustedSec Official Web site
10. Cobalt.io
Cobalt.io
Cobalt.io is a pioneer of the PTaaS mannequin, providing a platform that connects companies with a world group of vetted safety researchers.
For cloud penetration testing, Cobalt’s platform allows organizations to rapidly scope and launch engagements, offering entry to specialised expertise and accelerating the testing course of.
The platform centralizes all findings, making it simple to handle and monitor vulnerabilities.
Why You Wish to Purchase It:
Cobalt’s platform and crowdsourced mannequin mean you can launch a cloud pentest in days, not months.
The platform’s streamlined workflow and on-demand entry to expertise make it an environment friendly technique to combine safety into your growth lifecycle.
FeatureYes/NoSpecificationCSP-Particular Experience✅ YesOffers community & cloud safety testing.Steady Testing✅ YesPTaaS mannequin for on-demand and steady engagements.Superior Reconnaissance✅ YesIdentifies and exams the cloud assault floor.Actionable Reporting✅ YesIn-platform dashboards and bug reviews.
✅ Greatest For: Quick-moving tech firms and agile groups that want a versatile, on-demand, and scalable answer for cloud penetration testing.
Attempt Cobalt.io right here → Cobalt.io Official Web site
Conclusion
The cloud has basically modified the panorama of cybersecurity, and cloud penetration testing is not a distinct segment service it’s a necessity.
The highest corporations in 2025 are those who have moved past conventional testing to embrace the complexities of multi-cloud environments, constantly evolving assault vectors, and the necessity for velocity.
Whereas platforms like NetSPI, Synack, and Cobalt.io provide a contemporary, environment friendly PTaaS mannequin, corporations like Bishop Fox and Rhino Safety Labs present deep, research-backed experience for probably the most crucial of cloud environments.
Your selection ought to align together with your group’s particular wants, whether or not that’s steady, automated validation, a deep-dive professional evaluation, or compliance-focused testing.
