Cybersecurity for Startups and SMBs
Cybersecurity Basics for Startups: Where to Begin
Startup cybersecurity basics: enforce MFA on all accounts (email, cloud, code repos), use a company-wide password manager, enable SSO where possible, configure cloud IAM with least privilege, never store secrets in code, enable audit logging, implement endpoint protection, conduct basic security awareness training, and establish an incident response contact list.
Andreas Johansson · Chief Executive Officer
Senior IT management leader with 25 years of experience in Cloud, Security, and Datacenter infrastructure.
Security Is a Business Enabler
Many founders view cybersecurity as a cost center — something that slows engineering and drains budget. In reality, security is a business enabler. Enterprise customers require it. Investors evaluate it. Regulators mandate it. And a single breach can destroy a startup faster than any competitor.
The good news: foundational security doesn't require an enterprise budget or a dedicated security team. The controls that stop the most common attacks are straightforward, often free, and can be implemented in days.
The Non-Negotiable Baseline
Multi-Factor Authentication (MFA)
MFA is the single most impactful security control. Enable it on every account — email, cloud consoles, code repositories, CI/CD, SaaS tools, and admin panels. MFA blocks over 99.9% of account compromise attacks, according to Microsoft.
- Priority accounts: Google Workspace/Microsoft 365, AWS/GCP/Azure root and IAM accounts, GitHub/GitLab, Slack, and any tool with access to customer data.
- Implementation: Use authenticator apps (Google Authenticator, Authy) or hardware keys (YubiKey). Avoid SMS-based MFA where possible — it's vulnerable to SIM swapping.
Password Management
Shared passwords, weak passwords, and password reuse are among the top startup vulnerabilities:
- Deploy a company-wide password manager (1Password Business, Bitwarden)
- Require unique, strong passwords for every account
- Eliminate shared credentials — every person gets their own account
- Enable SSO (Single Sign-On) where available to reduce password surface area
Cloud IAM Configuration
Most startups run on cloud infrastructure. IAM (Identity and Access Management) configuration is your first line of defense:
- Least privilege: Give each person and service only the permissions they need
- No root/owner account usage: Create individual admin accounts; lock away root credentials
- Review access quarterly: Remove access for departed employees and unused service accounts
- Enable CloudTrail/audit logging: You can't detect what you don't log
Secrets Management
Never store API keys, database passwords, or tokens in source code:
- Use environment variables or secrets managers (AWS Secrets Manager, HashiCorp Vault, Doppler)
- Scan repositories for accidentally committed secrets (GitHub secret scanning, truffleHog, git-secrets)
- Rotate secrets that have been exposed immediately
- Use short-lived credentials where possible (IAM roles, temporary tokens)
Endpoint Security
Every laptop and device with access to company resources is an attack surface:
- Enable full-disk encryption (FileVault on Mac, BitLocker on Windows)
- Keep operating systems and applications updated
- Install endpoint protection (many free/low-cost options for small teams)
- Enable automatic screen lock
- Require device passwords/biometrics
Security Awareness
Your team is both your greatest asset and your biggest vulnerability. Basic security awareness training prevents the most common attack vector — phishing:
- Teach employees to recognize phishing emails and suspicious links
- Establish a simple reporting process for suspicious messages
- Cover safe browsing, public Wi-Fi risks, and social engineering
- Conduct brief monthly reminders rather than annual compliance training
Incident Preparedness
Even with basic controls, incidents happen. Prepare minimally:
- Contact list: Who to call when something goes wrong — internal team leads, cloud provider support, legal counsel
- Basic runbook: Steps for common scenarios — compromised account, suspicious email, data exposure
- Backup verification: Confirm that critical data is backed up and restorable
What to Skip (For Now)
Not everything matters at the earliest stages. Deprioritize until you reach product-market fit or significant scale:
- Formal compliance certifications (SOC 2, ISO 27001) — unless customers demand them
- Dedicated security hires — outsource or use managed services
- Enterprise SIEM deployment — overkill for small teams
- Penetration testing — wait until your product is stable
How SeqOps fits
SeqOps gives small teams one view of the security of their AWS, Azure or Google Cloud accounts and servers, with findings ranked by severity and a plan sized to their infrastructure. Start with a 14-day free trial.