Insider Threat Statistics

107 STATS13 SOURCES

Latest Statistics

60% of insider threat incidents involved personal cloud application instances in 2025.

NetskopeCloud and Threat Report: 2026·Jan 9, 2026
Insider ThreatCloud ApplicationsPersonal Cloud Application Instances

93% of cybersecurity leaders reported incidents caused by cybercriminals exploiting employees.

KnowBe4The State of Human Risk 2025·Dec 10, 2025
Human RiskInsider Threats

Malicious insiders accounted for incidents at 36% of organizations.

KnowBe4The State of Human Risk 2025·Dec 10, 2025
Insider ThreatsRisk ManagementMalicious Insiders

58% of organizations attribute their most significant data loss events to careless employees or third-party contractors.

Proofpoint2025 Data Security Landscape·Nov 4, 2025
Data lossInsider riskEmployeesThird-party contractors

Only 15% of organizations feel fully prepared to handle the movement of sensitive data through SaaS and Shadow IT tools.

Fortinet2025 Insider Risk Report·Oct 16, 2025
Insider riskSensitive dataSaaSShadow IT

77% of organizations experienced insider-driven data loss in the past 18 months.

Fortinet2025 Insider Risk Report·Oct 16, 2025
Insider riskData loss

43% of security professionals are concerned about disgruntled employees.

Fortinet2025 Insider Risk Report·Oct 16, 2025
Insider riskDisgruntled employees

55% of security professionals are concerned about departing employees.

Fortinet2025 Insider Risk Report·Oct 16, 2025
Insider risk

• 21% of organizations faced more than 20 insider-related data loss incidents in the past 18 months.

Fortinet2025 Insider Risk Report·Oct 16, 2025
Insider riskData loss

17% of insider incidents involved personal healthcare information.

Fortinet2025 Insider Risk Report·Oct 16, 2025
Insider riskData lossHealthcare information

73% of security professionals are concerned about careless, negligent, or uninformed employees.

Fortinet2025 Insider Risk Report·Oct 16, 2025
Insider risk

53% of insider incidents involved customer records.

Fortinet2025 Insider Risk Report·Oct 16, 2025
Insider riskData lossCustomer records

47% of insider incidents involved personal information or Personally Identifiable Information (PII).

Fortinet2025 Insider Risk Report·Oct 16, 2025
Insider riskData lossPII

12% of detected insider incidents could not be attributed, underscoring challenges in detection.

Fortinet2025 Insider Risk Report·Oct 16, 2025
Insider risk

40% of insider incidents involved business-sensitive financial and strategic information.

Fortinet2025 Insider Risk Report·Oct 16, 2025
Insider riskData lossFinancial data

59% of security leaders are very concerned about accidental employee data leaks over the next 12 months.

Fortinet2025 Insider Risk Report·Oct 16, 2025
Insider riskData leak

Most insider incidents are unintentional: 62% were caused by negligent or compromised users.

Fortinet2025 Insider Risk Report·Oct 16, 2025
Insider riskNegligent userCompromised user

Nearly half (49%) of insider incidents resulted specifically from accidental or negligent behavior.

Fortinet2025 Insider Risk Report·Oct 16, 2025
Insider riskNegligent user

Only 16% of insider incidents involved confirmed malicious intent.

Fortinet2025 Insider Risk Report·Oct 16, 2025
Insider risk

37% of organizations reported detecting between 6 and 20 insider-related data loss incidents in the past 18 months.

Fortinet2025 Insider Risk Report·Oct 16, 2025
Insider riskData loss

76% of organizations reported losses exceeding $100,000 due to their most significant insider incident.

Fortinet2025 Insider Risk Report·Oct 16, 2025
Insider riskInsider incident consequences

36% of insider incidents involved user credentials.

Fortinet2025 Insider Risk Report·Oct 16, 2025
Insider riskData lossCredentials

29% of insider incidents involved Intellectual Property (IP).

Fortinet2025 Insider Risk Report·Oct 16, 2025
Insider riskData lossIP

62% of security professionals are concerned about employees directly involved in the handling of sensitive data such as PII, PHI, or PCI.

Fortinet2025 Insider Risk Report·Oct 16, 2025
Insider riskPIIPHIPCI

When asked which egress channels for the outflow of sensitive data does your organization worry most about, 61% said personal cloud storage.

Fortinet2025 Insider Risk Report·Oct 16, 2025
Insider riskEgress channelPersonal cloud storage

When asked which egress channels for the outflow of sensitive data does your organization worry most about, 56% said Generative AI tools like ChatGPT.

Fortinet2025 Insider Risk Report·Oct 16, 2025
Insider riskEgress channelGenAI

When asked which egress channels for the outflow of sensitive data does your organization worry most about, 55% said personal webmail.

Fortinet2025 Insider Risk Report·Oct 16, 2025
Insider riskEgress channelPersonal webmail

When asked which egress channels for the outflow of sensitive data does your organization worry most about, 47% said removable media/storage devices like USB drives.

Fortinet2025 Insider Risk Report·Oct 16, 2025
Insider riskEgress channelRemovable mediaStorage device

When asked which egress channels for the outflow of sensitive data does your organization worry most about, 44% said messaging apps.

Fortinet2025 Insider Risk Report·Oct 16, 2025
Insider riskEgress channelMessaging app

When asked which egress channels for the outflow of sensitive data does your organization worry most about, 31% said screen captures.

Fortinet2025 Insider Risk Report·Oct 16, 2025
Insider riskEgress channelScreen capture

49% of organizations agree, and 23% strongly agree, that they lack visibility into how users interact with sensitive data across endpoints, cloud apps, and GenAI platforms.

Fortinet2025 Insider Risk Report·Oct 16, 2025
Insider riskVisibility Sensitive data

72% of organizations lack visibility into how users interact with sensitive data across endpoints, cloud apps, and GenAI platforms.

Fortinet2025 Insider Risk Report·Oct 16, 2025
Insider riskVisibility Sensitive data

61% of security leaders are very concerned about credential compromise being used for insider activity over the next 12 months.

Fortinet2025 Insider Risk Report·Oct 16, 2025
Insider riskCredential compromise

51% of organizations report operating at Maturity Level 2 (Implemented: tools are in place but fragmented across teams with limited integration).

Fortinet2025 Insider Risk Report·Oct 16, 2025
Insider riskMaturity

46% say a lack of skilled staff is the biggest barrier to maturing their insider risk program.

Fortinet2025 Insider Risk Report·Oct 16, 2025
Insider riskMaturityStaffSkillsTalent

42% say organizational silos (e.g., Security vs HR vs Legal) is the biggest barrier to maturing their insider risk program.

Fortinet2025 Insider Risk Report·Oct 16, 2025
Insider riskMaturitySilos

35% say insufficient budget is the biggest barrier to maturing their insider risk program.

Fortinet2025 Insider Risk Report·Oct 16, 2025
Insider riskMaturityBudget

31% say maintenance burden is the biggest barrier to maturing their insider risk program.

Fortinet2025 Insider Risk Report·Oct 16, 2025
Insider riskMaturityMaintenance

23% say user pushback or fear of harming culture is the biggest barrier to maturing their insider risk program.

Fortinet2025 Insider Risk Report·Oct 16, 2025
Insider riskMaturityCulture

72% of organizations say their budgets for insider risk or data protection are increasing.

Fortinet2025 Insider Risk Report·Oct 16, 2025
Insider riskBudgetInvestment