What Berezha Security Group does

Berezha Security Group (BSG) is a boutique cybersecurity consulting firm founded in 2014 and headquartered in Kraków, Poland, operating globally through remote delivery. The firm specializes in manual penetration testing and application security across web, mobile, API, network, cloud, and social engineering vectors, supplemented by application security engineering, DevSecOps implementation, strategic security advisory, and a four-track professional training portfolio covering developers, DevOps engineers, aspiring pentesters, and cyber defense teams. Methodologically, BSG emphasizes predominantly manual testing backed by selective automation, with engagement teams typically comprising 2–3 application security professionals plus an AppSec lead and project manager; deliverables include executive summaries and technical details aligned with HIPAA, PCI DSS, SOC 2, ISO 27001, GDPR, NIS2, and FINRA, and every project includes complimentary 90-day retesting.

BSG serves roughly 130 clients ranging from startups to large enterprises across IT product, FinTech, banking, healthcare, e-commerce, game development, and telecom verticals, with named engagements including Auditi, Unifonic, and Demio. Revenue is generated through project-based engagements priced between $4,000 and $100,000+ depending on scope, a 15%-discounted recurring engagement model, and a year-round Continuous Security Assessment subscription for predictable monthly testing. The firm operates a direct, sales-led GTM with no channel partners, sourcing demand through website quote requests, email outreach, professional referrals, and a content-led blog covering penetration testing, compliance, and the threat landscape. Bootstrapped and privately held, BSG is distinguished by the credentials of its senior testers (OSEP, OSCP, CISSP, CISA, CRTP, CRTE, Burp Suite Certified Practitioner, eWPTX, eMAPT, eCPPT, CEH), published vulnerability research including CVE-2022-0271 and CVE-2022-25854, and a 5.0★ Clutch rating.

Name

Berezha Security Group

Legal name

BSG TECH, Sp. z o.o.

Website

https://bsg.tech

Company type

Private

Founded year

2014

Operating status

Operating

Headcount range

11–50 employees

Short description

Berezha Security Group is a Kraków-headquartered boutique cybersecurity firm specializing in manual penetration testing, application security, DevSecOps implementation, and professional security training for IT product, FinTech, banking, healthcare, e-commerce, gaming, and telecom clients globally.

Ownership category

akta.pro rank

Product category

Cybersecurity Consulting

NAICS

Computer Systems Design and Related Services (54151), Custom Computer Programming Services (541511), Computer Training (61142)

SIC

Services-Computer Programming, Data Processing, Etc. (7370), Services-Computer Integrated Systems Design (7373)

akta.pro primary industry

Application Security Engineering (DevSecOps, AppSec Remediation) (BPAEAFAI)

akta.pro secondary industries

Phishing, Social Engineering & Business Email Compromise (BEC) Training (EDABAGAB), Secure Software & DevOps Awareness (Secure Coding Basics) (EDABAGAN), Security Awareness, Training & Compliance Attestation (HDADAIAJ)

Keywords

• Penetration testing services
• Application security testing
• Cybersecurity consulting
• Security compliance advisory
• DevSecOps implementation

Headquarters

HQ city

Kraków

HQ country

Poland

HQ region

Europe

Offices1 record

Markets served

GTM type

B2B

Offering type

Services

Cost components

Personnel, Technology or R&D, Marketing or Sales, Operations, Infrastructure

Revenue model

1. Penetration Testing Services: One-time engagement fees for penetration testing services including web application, network, mobile app, API, cloud security assessments, and red team engagements. Pricing varies by scope and complexity, ranging from $4,000 to $100,000+ per engagement.
2. Security Assessments: Application security testing, code review, and security assessments for identifying vulnerabilities before attackers do.
3. Application Security Engineering: Hands-on engineering services embedding security into development lifecycle, secure architecture design, and DevSecOps implementation.
4. Continuous Security Subscription: Year-round security subscription with monthly testing and monitoring providing predictable annual budgeting.
5. Security Training Programs: Professional training programs including developer security training, DevOps security training, pentester training (BWAPT), and cyber defense training. 5-day comprehensive DevOps security program available.
6. Strategic Security Advisory: Security governance, compliance support (ISO 27001, SOC 2, NIS2), and incident response planning consulting services.

Pricing tiers

Go-to-market motion1 record

Distribution channels4 records

Marketing channels9 records

Core offering

Berezha Security Group is a boutique cybersecurity firm that delivers hands-on penetration testing, application security assessments, and continuous security subscriptions for software-driven organizations. The company also embeds security into client development lifecycles through AppSec engineering and DevSecOps implementation, and supports governance, compliance (ISO 27001, SOC 2, NIS2, HIPAA, PCI DSS, GDPR), and incident response planning. A parallel training arm delivers instructor-led programs for developers, DevOps professionals, aspiring pentesters, and enterprise defense teams.

Product overview

Berezha Security Group (BSG) is a boutique cybersecurity firm offering a portfolio of professional services rather than a unified software product. The core offering consists of assessment services (Application Security Testing, Penetration Testing, Continuous Security Assessment) that identify vulnerabilities, complemented by implementation services (Application Security Engineering, DevSecOps Implementation, Strategic Security Advisory) that embed security into development lifecycles and organizational governance. A parallel training arm delivers instructor-led programs for developers (Developer Security Training), DevOps professionals (DevOps Security Training), aspiring pentesters (Web Application Pentester Training/BWAPT), and enterprise defense teams (Cyber Defense Training). The services are delivered by certified security professionals and include free retesting within 90 days.

Differentiator

Problem solved

Functional benefit

Products and services

• Application Security Testing Web, mobile, and API pentesting combined with security assessments and code review to identify and remediate vulnerabilities before attackers can exploit them, primarily for IT product companies and regulated enterprises.
• Penetration Testing Services External and internal network testing, red team operations, and social engineering assessments providing comprehensive security validation across infrastructure and human vectors for enterprise clients.
• Continuous Security Assessment
• Application Security Engineering Hands-on engineering service embedding security into the software development lifecycle through secure architecture design and security-first development practices for engineering teams.
• DevSecOps Implementation Security automation integration into CI/CD pipelines, including SAST, DAST, and container scanning, with practical security practices for development teams.
• Strategic Security Advisory Security governance and compliance advisory supporting ISO 27001, SOC 2, NIS2, and incident response planning for organizational security leadership.
• Developer Security Training Secure coding practices training covering OWASP Top 10 and application security fundamentals with hands-on labs and exercises for software developers.
• DevOps Security Training Five-day comprehensive training program covering CI/CD pipeline security and cloud infrastructure protection for DevOps professionals.
• Web Application Pentester Training (BWAPT) Web application penetration testing training with hands-on hacking techniques designed to launch careers in cybersecurity.
• Cyber Defense Training Live adversary simulation exercises with MITRE ATT&CK coverage ranging from team drills to multinational cyber defense events.

Quantifiable outcome

• 130+ clients served, 300+ projects completed over 12 years
• +3 more outcomes

Named customers3 records

Segments8 records

Ideal customer profiles3 records

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Feature5 records

Scale indicators5 records

Recent moves6 records

Expansion highlights5 records

Direct peers

• NetSPI: Application security and penetration testing pure-play offering web/mobile/API/network pentests, red team engagements, and vulnerability management to mid-market and enterprise customers; directly comparable in service mix and target buyer to BSG.
• Synack: On-demand penetration testing platform combining a curated researcher crowd with AI-driven vulnerability triage; direct competitor in continuous/managed application and network security testing for regulated enterprises.
• Bishop Fox: Boutique offensive security firm specializing in continuous penetration testing, red teaming, and application security assessment; mirrors BSG's manual-led methodology and high-touch enterprise delivery, though at larger scale.
• Cobalt: Pentest-as-a-service platform connecting customers with vetted testers for web, mobile, API, and cloud assessments; competes for the same buyers' pentest budget but delivers via an on-demand marketplace model versus BSG's boutique manual engagements.
• Rhino Security Labs: US boutique cybersecurity firm delivering manual penetration testing, cloud security assessments, and red team operations; closely comparable in scale, methodology, and service catalog to BSG.
• Pen Test Partners: UK-based boutique penetration testing consultancy offering network, web, mobile, and cloud assessments plus red team services; same boutique manual-pentest positioning and similar SMB-to-mid-market focus as BSG.

Others

• OffSec (Offensive Security): Provider of OSCP/OSEP training and Kali Linux whose curriculum and certifications anchor the talent pool BSG draws on; adjacent rather than directly competing, but a key ecosystem participant in offensive security training and tooling.

Emerging players

• HackerOne: Bug bounty and vulnerability disclosure platform that, alongside Pentest Core and Code Sight offerings, has expanded into continuous penetration testing services, increasingly competing with boutique manual testers for pentest share of wallet.

Broad incumbents

• Trustwave: Mature MSSP and security testing vendor with SpiderLabs-led application and network penetration testing plus compliance and managed detection, competing for the same enterprise testing budgets as BSG.
• NCC Group: Global cybersecurity services provider whose escrow and assurance practice includes large-scale application security, penetration testing, and red team offerings alongside source code review and broader managed security.

Market position

Strengths5 records

Weaknesses4 records

Competitive moat4 records

Key risks6 records

Key highlights6 records

Customer concentration

• Xx.com/berezhasecurity
• YouTubeyoutube.com/berezhasecurity
• Facebookfacebook.com/berezhasec
• LinkedInlinkedin.com/company/security-impurity
• Instagraminstagram.com/berezhasecurity

Compliance17 records

Revenue estimate

Valuation estimate

Number of profiles

Profiles4 records

Funding overview

Funding rounds

Investors

Funding detail is available on the Subscription and Enterprise plan.Contact sales →

M&A

Investments

M&A and investment is available on the Subscription and Enterprise plan.Contact sales →

Frequently asked questions about Berezha Security Group