Unauthorized Access Attempts KPI

Unauthorized Access Attempts serve as a critical performance indicator for organizations, highlighting potential vulnerabilities in security protocols.

A high frequency of unauthorized access attempts can indicate weaknesses in user authentication processes, leading to increased risk of data breaches and financial losses.

By monitoring this KPI, companies can improve operational efficiency and enhance their overall financial health.

Effective management reporting on this metric allows for timely interventions, ensuring that security measures align with strategic objectives.

Ultimately, a robust approach to unauthorized access attempts fosters a culture of data-driven decision-making and strengthens business outcomes.

How Unauthorized Access Attempts Connects to Your Strategy

Unauthorized access attempts sits in two KPI groups. In ISO 27002 (IEC 27002) it holds priority 7 of 72 members, below the response and recovery metrics that lead the group: Number of Security Incidents at priority 1, Mean Time to Detect (MTTD) at 2, and Mean Time to Respond (MTTR) at 3. In Operational Security it ranks 8 of 40, again trailing Incident Response Time, MTTD, and MTTR.

Its BSC perspective is internal. Read it as a leading exposure signal rather than a lagging outcome. The count measures pressure on the perimeter, not damage done. That distinction drives the central tension with its own co-metrics.

A rising attempt count does not mean security is deteriorating. It often means detection and logging improved, or that external scanning and bot activity increased. So the metric pulls against Number of Security Incidents: a healthy posture can show many attempts blocked and few incidents realized. It also sits awkwardly next to MTTD, since more logged attempts are not more breaches to detect. If customers reward a falling attempt count on its own, they can be rewarding weaker logging. Pair the count with the incident and detection metrics above it, or the signal inverts.

Measuring Unauthorized Access Attempts in Practice

The raw signal lives in authentication logs, WAF and bot-management events, IAM denials, and network access logs. Joining them honestly is the hard part, because the same rejected login can surface in several systems and inflate the count if deduplicated poorly. Decide on a join key, typically session or request identity, before aggregating.

Settle the definitional forks first:

• Does an attempt mean any failed authentication, or only failures that trip a policy such as repeated failures from one source?
• Do automated bot requests and vulnerability scanners count, or only human-driven attempts?
• Is a burst of retries from one actor one attempt or many?

Segmentation that matters: internal versus external origin, authenticated versus pre-authentication, and human versus bot. An undifferentiated total is dominated by bot noise and tells customers little. On instrumentation, watch that a new logging rule or a detection tool upgrade will lift the count with no change in real threat, so annotate the series when tooling changes. Also confirm the time window in the denominator is fixed, since attempt volume is bursty and a shifting window distorts trends.

Common Pitfalls

Many organizations underestimate the impact of unauthorized access attempts, often viewing them as mere annoyances rather than serious threats.

• Failing to regularly update security protocols can leave systems vulnerable. Outdated measures may not protect against evolving cyber threats, increasing the likelihood of breaches.
• Neglecting user training on security best practices leads to poor compliance. Employees may inadvertently expose systems to risks by using weak passwords or falling for phishing attempts.
• Ignoring anomaly detection can result in delayed responses to security incidents. Without real-time monitoring, unauthorized access attempts may go unnoticed until significant damage occurs.
• Overlooking the importance of multi-factor authentication can weaken access controls. Relying solely on passwords increases the risk of unauthorized access, especially if credentials are compromised.

Improvement Levers

Enhancing security against unauthorized access attempts requires proactive measures and continuous improvement.

• Implement multi-factor authentication to strengthen user verification processes. This additional layer of security significantly reduces the risk of unauthorized access.
• Conduct regular security audits to identify vulnerabilities in access controls. These assessments help organizations stay ahead of potential threats and improve their security posture.
• Provide ongoing training for employees on recognizing security threats. Educating staff about phishing and other tactics helps mitigate risks associated with human error.
• Utilize advanced analytics to monitor access attempts in real time. This data-driven approach allows for quick identification of suspicious activities and timely responses.

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Unauthorized Access Attempts Benchmarks

We have 5 relevant benchmarks in our benchmarks database.

Browse the Top Benchmarked KPIs in ISO 27002 (IEC 27002)

Reading the Benchmarks for Unauthorized Access Attempts

External figures for this metric trace to a single publisher, HUMAN Security, reporting across 2023 global data. The complication is not competing definitions between sources. It is that one label, unauthorized access attempts, covers events that are not the same measurement.

HUMAN Security reports across distinct populations, and each answers a different question:

• credential stuffing bot traffic hitting login pages, reported separately for travel and hospitality and for financial services
• fake account creation attempts, which never target an existing account
• post-login account compromise, which counts accounts already breached rather than attempts at the door

Before trusting any external figure, customers should confirm three things: which population it describes (bot traffic at login versus fake account creation versus post-login compromise), which industry and geography it was drawn from, and whether it was reported as an average or a raw total. A number built on login-page bot traffic in financial services says nothing about post-login compromise in another sector. Treat these as separate metrics that happen to share a name.

OKRs That Use Unauthorized Access Attempts

This KPI serves better as a monitored input than as a headline key result, given how easily its direction misleads. Where it appears in an objective, frame it as an exposure signal read alongside outcomes.

Under the ISO 27002 objective strengthen proactive detection and rapid response capabilities to minimize security impact, a team might set a directional key result to raise the share of unauthorized access attempts that are detected and logged rather than to drive the raw count down, paired with the objective's own key results to reduce MTTD and shorten MTTR. The intent is coverage, not a smaller number.

Under the Operational Security objective accelerate incident detection and containment to minimize security breach impact, the count supports key results such as improving phishing detection and lowering the false positive rate in security alerts: a team can watch whether more logged attempts convert into fewer contained incidents. Any target here is an illustrative goal a team sets for its own detection coverage, not a benchmark.

See OKR Examples for ISO 27002 (IEC 27002)

KPI Categories

This KPI is associated with the following categories and industries in our KPI database: