John Howard

John Howard

John is a content writer at 101domain with a specialization in Domain-Based Enterprise Technology and Cybersecurity.

Security

Internal vs. External Attack Surface Monitoring

As businesses expand their digital presence, the risk of cyber threats also increases. One essential aspect of maintaining a strong security posture is attack surface monitoring. There are two types of ASM - Internal and External.

Security

When is DMARC Required?

While long considered an industry best practice, the specific instances when DMARC is required might not be evident. Let’s explore these scenarios in detail.

Security

Let’s Encrypt Discontinues Expiration Emails For Certificates

According to the organization’s recent article, Let’s Encrypt will stop sending expiration notification emails starting June 4, 2025. While this shift may seem small, it can have significant implications, especially if you have many certificates expiring every quarter.

Security

Can I Do Email Campaigns Without DMARC?

Amid growing concerns about online security and deliverability, the term DMARC often emerges in conversation. This raises an important question: Can we run email campaigns without DMARC? Let's explore.