CISO Tribune

Vendor comparison · 2 companies

Astra Security vs VulnCheck

Astra Security sells a platform that performs continuous offensive pentests across apps, APIs and cloud. VulnCheck sells a Cyber Threat Intelligence platform that provides exploit and vulnerability intelligence for prioritizing and remediating vulnerabilities. CISO Tribune files both under Vulnerability management. This page sets the two records side by side: what each sells, where it is based, who owns and funds it, the customers it names and its recent news, each fact numbered to its source.

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  • Astra Security
  • VulnCheck
Astra Security vs VulnCheck: Products, Customers and Funding Compared
Astra SecurityAstra Security sells a platform that performs continuous offensive pentests across apps, APIs and cloud.getastra.comVulnCheckVulnCheck sells a Cyber Threat Intelligence platform that provides exploit and vulnerability intelligence for prioritizing and remediating vulnerabilities.vulncheck.com
What it sells
  • DAST Scanner[3][7]Dynamic vulnerability scanning with authenticated scans behind login screens.
  • Exploit & Vulnerability Intelligence[1][4][5][10][11][15]Early access to new vulnerability information not found in the NVD, with dozens of unique fields.
  • Initial Access Intelligence[1][5][8]In-house developed exploit PoCs, packet captures and Suricata signatures for initial access vulnerabilities.
  • VulnCheck for Government[16]Features, functionality and data available only to Government partners.
Categories
Headquarters
Not stated on its pagesLexington, United States[3]
Founded
2018[2]Not stated on its pages
Ownership and funding
Privately held[6][7]Privately held[2]
Named customers
Not stated on its pagesNot stated on its pages
Recent news
Not stated on its pages
  • February 17, 2026VulnCheck announced it raised $25 million in new funding to scale its growth and expand its intelligence capabilities.[19]
  • February 17, 2026VulnCheck announced a $25 million Series B round led by Sorenson Capital, with National Grid Partners and existing investors also taking part.[12]
  • February 17, 2026Axios reported that VulnCheck raised a $25 million Series B round led by Sorenson Capital.[14]
  • December 8, 2025VulnCheck announced two executive hires: Mike Price as Vice President of Product & Engineering and Jon Loehr as Vice President of Finance.[13]
G2 and Gartner Peer Insights
  • G2: Not stated on its pages
  • Gartner Peer Insights: Not stated on its pages
  • G2: Not stated on its pages
  • Gartner Peer Insights: Not stated on its pages
Who it fits
Not written yetNot written yet
Last verified
November 13, 2026November 2, 2026

Where they overlap

  • Astra Security and VulnCheck are both filed under Vulnerability management.
  • Both are privately held.

Where they differ, field by field

  • Astra Security's primary category is Penetration testing and red team services; VulnCheck's is Threat intelligence.
  • Astra Security is also filed under Dynamic application security testing and API security.
  • Astra Security lists DAST Scanner. VulnCheck lists Exploit & Vulnerability Intelligence, Initial Access Intelligence and VulnCheck for Government.
  • VulnCheck is headquartered in Lexington, United States.
  • Astra Security was founded in 2018.

What it sells: Astra Security

What DAST Scanner does[3][7]
DAST Scanner is dynamic vulnerability scanning. Its scans cover CVEs and access control flaws. Authenticated scans run behind login screens. Integrations include CI/CD, Slack and Jira. Scan results and security posture can be shared with the Trust Center.

What it sells: VulnCheck

What Exploit & Vulnerability Intelligence does[1][4][5][10][11][15]
Exploit & Vulnerability Intelligence is offered for decisions on which vulnerabilities need immediate remediation. It gives early access to new vulnerability information not found in the NVD, along with dozens of unique fields. It includes an exploitation timeline covering when a vulnerability was first disclosed, when evidence of exploitation was first discovered and when it was remediated.
What Initial Access Intelligence does[1][5][8]
VulnCheck develops exploit PoCs, packet captures, and Suricata signatures in house. They are used to defend against initial access vulnerabilities.
What VulnCheck for Government does[16]
VulnCheck for Government includes features, functionality and data. They are available only to VulnCheck's Government partners.

Questions about Astra Security and VulnCheck

What do Astra Security and VulnCheck sell?
Astra Security sells DAST Scanner. VulnCheck sells Exploit & Vulnerability Intelligence, Initial Access Intelligence and VulnCheck for Government.
Are Astra Security and VulnCheck in the same category?
They share Vulnerability management. Astra Security's primary category is Penetration testing and red team services and VulnCheck's is Threat intelligence.
Where are Astra Security and VulnCheck headquartered?
VulnCheck is headquartered in Lexington, United States.
When were Astra Security and VulnCheck founded?
Astra Security was founded in 2018.
Who owns Astra Security and VulnCheck?
Astra Security is privately held. VulnCheck is privately held.
What have Astra Security and VulnCheck announced recently?
February 17, 2026: VulnCheck announced it raised $25 million in new funding to scale its growth and expand its intelligence capabilities.

About Astra Security

Astra Security sells a platform that performs continuous offensive pentests across apps, APIs and cloud. Astra Security is a penetration testing company in Delhi that specializes in protecting websites and businesses online. Astra Security's VAPT services cover websites, web apps, mobile apps, cloud infrastructure, network devices and emerging technologies like blockchain. Astra Security finds vulnerabilities and verifies the fixes that the customer's team implements.[1][3][4][5]

Astra Security offers a PTaaS (Penetration Testing as a Service) platform. Astra Security's continuous pentesting combines automated scanning with expert manual assessments. Astra Security's continuous pentesting covers every new feature a customer builds. Astra Security runs manual pentests in 8-15 business days. Astra Security provides two re-scans to validate fixes and a publicly verifiable certificate once a customer passes the pentest. Astra Security's pentest reports include video PoCs and detailed steps to fix a vulnerability. Astra Security issues publicly verifiable certifications with shareable links.[1][3]

Astra Security offers a DAST scanner and an API security platform. Astra Security's vulnerability scanning covers CVEs and access control flaws. Astra Security's authenticated scans scan behind login screens. Astra Security's scanning offers CI/CD, Slack and Jira integrations. Astra Security lets customers share continuous scan results and security posture with the Trust Center. Astra Security's API scanning looks for shadow APIs, zombie APIs and broken access control.[1][3]

Astra Security's cloud scanning is continuous, agentless and multi-cloud. Astra Security's cloud scanning detects 400+ misconfigurations and risks across AWS, Azure and GCP. Astra Security's cloud scanning integrates into CI/CD for checks before and after every deployment. Astra Security provides shareable cloud security evidence through the Astra Trust Center.[3]

Astra Security examines every AI-driven component in a customer's app. Astra Security's AI testing covers prompt-based attacks such as jailbreaks, indirect and context injection, and context poisoning. Astra Security's AI testing includes CVE reproduction testing, such as Redis bugs, SSRF and exposed configs. Astra Security's team has discovered and responsibly disclosed 50+ CVEs. Astra Security's pentesters hold OSCP, CEH, eJPT, eWPTXv2 and CCSP (AWS) credentials. Astra Security is a CREST-approved member, CERT-In empanelled, a PCI ASV-approved scanning vendor and ISO 27001-certified.[8]

Astra Security sells penetration testing security to insurance providers. International SOS is a global health and security services organization. International SOS selected Astra Security for a platform-driven approach to penetration testing that blends automation with manual expertise. SmartWinnr is a mobile-first sales productivity platform for remote sales teams. Astra Security scanned SmartWinnr's web, iOS and Android applications and AWS infrastructure. Astra Security's team conducted 1 security audit for ZenoCloud.[9][10][11][12]

Astra Security on the record

Sources

Astra Security full record

  1. [1]getastra.comAstra Security · getastra.com · undated page, accessed November 13, 2026 · Tier A
  2. [2]Astra Security Raises Funding to Simplify Cybersecurity With AI Driven PentestingBusiness Wire · businesswire.com · published February 5, 2025 · Tier A
  3. [3]Astra Security - AI Powered Continuous Pentest PlatformAstra Security · undated page, accessed November 13, 2026 · Tier A
  4. [4]Top VAPT Companies in DelhiAstra Security · undated page, accessed November 13, 2026 · Tier A
  5. [5]The State of Cloud Security 2026 | Astra WebinarAstra Security · undated page, accessed November 13, 2026 · Tier A
  6. [6]Fintech Penetration Testing | Secure Your Financial Platform with AstraAstra Security · undated page, accessed November 13, 2026 · Tier A
  7. [7]InsuranceAstra Security · undated page, accessed November 13, 2026 · Tier A
  8. [8]Security research and credentials of Astra's world-class security engineers & pentesters.Astra Security · undated page, accessed November 13, 2026 · Tier A
  9. [9]SaaS Security Audit & Pentest Checklist | AstraAstra Security · undated page, accessed November 13, 2026 · Tier A
  10. [10]International SOS Secures 200+ Apps with AstraAstra Security · undated page, accessed November 13, 2026 · Tier A
  11. [11]SmartWinnr is Security Smart With Astra SecurityAstra Security · undated page, accessed November 13, 2026 · Tier A
  12. [12]ServerGuy Case Study | Astra PentestAstra Security · undated page, accessed November 13, 2026 · Tier A

VulnCheck full record

  1. [1]vulncheck.comVulnCheck · vulncheck.com · undated page, accessed September 27, 2026 · Tier A
  2. [2]Series aVulnCheck · vulncheck.com · published March 18, 2025 · Tier A
  3. [3]PrivacyVulnCheck · vulncheck.com · undated page, accessed September 27, 2026 · Tier A
  4. [4]Introduction - VulnCheck DocsVulnCheck · undated page, accessed October 30, 2026 · Tier A
  5. [5]VulnCheck - Outpace AdversariesVulnCheck · undated page, accessed October 30, 2026 · Tier A
  6. [6]Canary Intelligence - VulnCheck DocsVulnCheck · undated page, accessed October 30, 2026 · Tier A
  7. [7]Target Intelligence - VulnCheck DocsVulnCheck · undated page, accessed October 30, 2026 · Tier A
  8. [8]Initial Access Intelligence - VulnCheck DocsVulnCheck · undated page, accessed October 30, 2026 · Tier A
  9. [9]Query Parameters - VulnCheck DocsVulnCheck · undated page, accessed October 30, 2026 · Tier A
  10. [10]Package Manager Support - VulnCheck DocsVulnCheck · undated page, accessed October 30, 2026 · Tier A
  11. [11]NVD Migration - VulnCheck DocsVulnCheck · undated page, accessed October 30, 2026 · Tier A
  12. [12]VulnCheck Raises $25M Series B Financing to Address Surging Demand for its Exploit Intelligence SolutionsVulnCheck · published February 17, 2026 · Tier A
  13. [13]VulnCheck Announces Strategic Leadership Appointments to Accelerate GrowthVulnCheck · published December 8, 2025 · Tier A
  14. [14]Exclusive: VulnCheck nabs $25M Series B fundingAxios · published February 17, 2026 · Tier B
  15. [15]Exploit & Vulnerability Intelligence | Products | VulnCheckVulnCheck · undated page, accessed November 10, 2026 · Tier A
  16. [16]Products | VulnCheckVulnCheck · undated page, accessed November 10, 2026 · Tier A
  17. [17]Company | VulnCheckVulnCheck · undated page, accessed November 10, 2026 · Tier A
  18. [18]Service Terms | VulnCheckVulnCheck · published April 20, 2026 · Tier A
  19. [19]VulnCheck raises $25M to expand real-time exploit intelligence platformSiliconANGLE · published February 17, 2026 · Tier B

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