April Cybersecurity Insights – Funding and M&A

April was a banner month for cybersecurity innovation and consolidation, with a surge of funding activity across early- to late-stage startups and a flurry of strategic acquisitions. From securing AI-driven platforms to expanding global incident response capabilities, investors and acquirers alike are doubling down on the technologies shaping the future of digital defense.

In this roundup, we break down the most notable funding rounds and M&A announcements that are redefining the cybersecurity landscape as of April 2025.

Seed

GlitchSecure raise $2M in Seed Funding | GlitchSecure is a real-time continuous security testing platform that helps you find and remediate software vulnerabilities and prevent breaches through year round security testing, expert driven insights, and verified reports to eliminate false positives. The round was led by Business Development Bank of Canada. Congrats to Jade (GlitchWitch) & the rest of the team!

Pillar Security raise $9M in Seed Funding | Pillar is a unified AI security platform that enables organizations to build and run secure AI software by proactively identifying, assessing, and mitigating security risks across the entire AI lifecycle. The round was led by Shield Capital, Golden Ventures & Ground Up Ventures. Congrats to Dor Sarig, Ziv Karliner & the rest of the team!

Prowler raise $12.5M in Seed Funding | Founded in 2023, Prowler is a leader in open cloud security and will use this funding to advance product innovation, redefining cloud security as more open, adaptable, and community-focused. The round was led by Decibel Partners. Congrats to Toni de la Fuente & the rest of the team!

Series A

NetRise raise $10M In Series A Funding | NetRise provides a platform for automated software supply chain detection and risk management. The company focuses on identifying vulnerabilities within software components, enabling organizations to enhance their cybersecurity posture. The round was led by DNX Ventures. Congrats to Thomas Pace & the rest of the team!

Qevlar AI raise $10M in Series A Funding | Founded in 2023, Qevlar specializes in autonomous security operations center solutions to enrich, investigate, contextualize, and triage security alerts, enhancing defense mechanisms and overall SOC performance. The round was led by Forgepoint Capital International and EQT Ventures. Congrats to Ahmed Achchak & the rest of the rest of the team!

Liminal raise $15M in Series A Funding | Founded in 2016, Liminal is the home of the KNOW Identity Conference and media brand. The round was led by Noro-Moseley Partners. Congrats to Travis Jarae & the rest of the team!

Outtake raise $16.5M in Series A Funding | Founded in 2023, Outtake provides agentic AI cyber defense through the use of AI agents for automated response, real-time classification, and advanced threat detection. The round was led by CRV. Congrats to Alex Dhillon & the rest of the team!

Corsha raises $18M in Series A Funding | Founded in 2028, Corsha is the Total Identity Provider for Machines that allows you to securely connect your machines, move data, and automate with confidence from anywhere to anywhere. The round was led by SineWare Ventures. Congrats to Anusha Iyer & the rest of the team!

SquareX secures $20M in Series A Funding | SquareX is a Browser Detection and Response (BDR) solution that detects, mitigates, and threat-hunt client-side web attacks in real time. This round was led by SYN Ventures. Congrats to Nikhil Mittal & the rest of the team.

Symbiotic secures $29M in Series A Funding | Symbiotic is a generalized shared security system enabling decentralized networks to bootstrap powerful, fully sovereign ecosystems. This round was led by Pantera Capital. Congrats to Algys Levlev, Misha Putiatin & the rest of the team.

Aurascape emerges from stealth and raises $50M in Series A Funding | Founded in 2024, Aurascape enables businesses to innovate fearlessly in the age of AI, by transforming how companies safeguard themselves with the world’s most advanced AI security platform. The round was led by Mayfield and Menlo Ventures. Congrats to Moinul Khan, Patrick Xu, Viswesh Ananthakrishnan, Liang Li & the rest of the team.

ExaForce raise $75M in Series A Funding | Exaforce is a cybersecurity company that enhances cloud security and operations for high-growth startups. The round was led by Khosla Ventures, Mayfield Fund and Thomvest Ventures with contribution from Touring Capital. Congrats to Ankur Singla & the rest of the team!

Series B

Sekoia.io raises €26M in Series B Funding | Founded in 2008, Sekoia.io is building the next generation of tools for SecOps teams. The round was led by Revaia. Congrats to Freddy Milesi & the rest of the team!

Anecdotes raises $30M in Series B Funding | Founded in 2020, Anecdotes is the leading AI-powered GRC platform, transforming GRC into a data-driven, automated, and scalable function. The round was led by DTCP. Congrats to Yair Kuznitsov & the rest of the team!

Push Security secures $30M in Series B Funding | Founded in 2021, Push Security is a browser-native identity security platform that hardens your identity attack surface and prevents account takeover. This round was led by Redpoint. Congrats to Adam Bateman, Jacques Louw & the rest of the team.

Cynomi secures $37M in Series B Funding | Founded in 2021, Cynomi provides an AI platform for automating risk assessments and compliance. This round was led by Insight Partners and Entrée Capital. Congrats to David Primor, Roy Azoulay & the rest of the team.

Sentra secures $50M in Series B Funding | Founded in 2021, Sentra is a cloud-native data security platform that utilizes AI to automatically discover and classify data. This round was led by Key1 Capital. Congrats to Yair Cohen, Yoav Regev & the rest of the team.

Endor Labs secures $93M in Series B Funding | Founded in 2021, Endor Labs secures software supply chains with advanced tools for open-source risk, compliance, and developer productivity. This round was led by DFJ Growth. Congrats to Dimitri Stiliadis, Nic LaBuz & the rest of the team.

Series C

Cyberhaven raises $100M in Series D Funding | Founded in 2016, Cyberhaven is the data security company revolutionizing how companies protect their important information from theft and misuse. The round was led by StepStone Group. Congrats Volodymyr Kuznetsov, Cristian Zamfir, Howard Ting & the rest of the team!

Tailscale raises $160M in Series C Funding | Founded in 2019, Tailscale develops a software-defined networking platform that simplifies the creation of secure private networks using the WireGuard protocol. The round was led by Accel. Congrats to Avery Pennarun & the rest of the team!

Series D

Chainguard secures $356M in Series D Funding | Founded in 2021, Chainguard is a cloud-native development platform that provides low-to-zero CVE container images for building and running applications. This round was led by Kleiner Perkins and IVP. Congrats to Dan Lorenc, Matthew Moore & the rest of the team.

Private Equity

ReliaQuest raises $500M in P/E Funding – now has a valuation of $3.4bn | Founded in 2007, ReliaQuest provides a SaaS security platform designed to minimize data loss and business disruptions. The round was led by EQT Group. Congrats Brian Murphy & the rest of the team!

M&A

Allurity announces its agreement to acquire Onevinn | This strategic acquisition marks an important step in realising Allurity’s vision to become the preferred cybersecurity partner in Europe. Onevinn’s expertise strengthens Allurity’s one-stop-shop approach to cybersecurity, enhancing its holistic service offering.

The Cyberfort Group announce their agreement to acquire The ZDL Group | This strategic deal significantly expands Cyberfort’s reach, enhancing its ability to serve commercial customers both within and beyond the UK.

Fenix24 announced their agreement to acquire appNovi | This strategic acquisition complements Fenix24’s recent acquisition of vArmour and further bolsters the company’s capabilities in providing market-leading resiliency, including business continuity, assured recoverability, and rapid recovery.

ALTOSPAM acquired by Hornetsecurity | This acquisition marks a significant moment in Hornetsecurity’s journey, highlighting its commitment to delivering exceptional cybersecurity solutions. The agreement between Hornetsecurity and Altospam (a France based email security provider) comes as part of a broader strategy to expand Hornetsecurity’s influence and capabilities in the cybersecurity landscape.

Infosys announce their agreement to acquire The Missing Link | This strategic investment further strengthens Infosys’ cybersecurity capabilities, while bolstering its presence in the fast-growing Australian market, and reaffirms its continued commitment to global clients to navigate their digital transformation journey.

modePUSH acquired by MOXFIVE |This is a move by MOXFIVE that builds on their long-standing relationship and shared vision of delivering world-class cybersecurity and incident response services.

Momentum Telecom announce their agreement to acquire Secher Security | This strategic move further solidifies Momentum’s mission to deliver robust, secure connectivity and managed services to customers in EMEA and beyond.

Netsurit announce their agreement to acquire Omnipotech. This acquisition strengthens Netsurit’s ability to deliver top-notch managed services across multiple time zones while expanding their presence in the U.S. market.

Redsquid announce their agreement to acquire Computer Security Technology | Redsquid’s acquisition aims to strengthen their position in the cyber security field, ensuring comprehensive protection and robust security measures for their clients.

Find out more about the companies mentioned in this article:

Seed