Digital Evidence in Sexual Assault Cases in Canada

Michael Bury, Joseph Neuberger, and Diana Davison
Neuberger & Partners LLP, Criminal Lawyers Toronto

This guide is for general information only and is not legal advice. If you are involved in a sexual assault case in any capacity, you should speak with a lawyer.

Why Your Phone and Social Media Matter in Court

If you have been involved in a sexual assault case as an accused person, or someone trying to understand the justice system — one of the first things you should know is this: your digital life is now part of the courtroom.

Text messages, Instagram DMs, Snapchats, WhatsApp conversations, dating app chats, emails, photos, internet searches and even your phone’s GPS data can all become evidence in a sexual assault trial.

What Digital Evidence Gets Used and Why

When someone is charged with sexual assault, the case almost always comes down to two core questions:

• Can the Crown prove lack of consent beyond a reasonable doubt?
• Is the complainant credible and reliable?

Digital messages can speak directly to both questions.

The Crown typically uses digital evidence to:

• Back up the complainant’s version of events
• Show lack of consent
• Show the accused’s intent or state of mind
• Contradict alibis
• Establish patterns of behaviour

The defence typically uses digital evidence to:

• Suggest the encounter was consensual
• Show the nature of the relationship
• Highlight inconsistencies
• Show possible motives for false allegations

The Golden Rule: Not Every Message Gets Into Court Automatically

Just because a message exists does not mean a judge will allow it into evidence. Canada has strict rules, especially in sexual assault cases.

The Three Big Legal Protections You Should Know About

1. The Rape Shield Law (Section 276)

This law prevents “twin-myth” reasoning:

• Past sexual activity implies consent
• Sexual history reduces credibility

These assumptions are banned in Canadian courts.

What the 2025 Kinamore Decision Changed

Both the Crown and defence must now follow the same rules when introducing sexual history evidence. The court rejected the idea of an “ideal victim” standard.

2. The Private Records Law (Section 278)

Access to private records requires a formal application and judicial approval to balance privacy with fair defence rights.

3. The Charter and Search Warrants

Police generally need a warrant to access digital communications under the Canadian Charter of Rights and Freedoms.

The Messages That Cause the Most Problems

Messages Sent Before the Incident

Courts must determine whether older messages are truly relevant or unfairly suggest general sexual openness.

Messages Sent After the Incident

Post-incident messages are often powerful but can be misinterpreted. There is no single expected reaction after an assault.

Admissions Over Text

Even indirect or partial statements can be used as admissions in court.

Can Evidence Be Faked?

Yes. Courts require authentication through:

• Metadata
• Forensic extraction
• Server records
• Witness testimony

Disappearing Messages: Snapchat and Other Platforms

Even disappearing messages can be preserved via screenshots or photos and used in court.

Practical Advice If You Are Accused

• Do not contact the complainant
• Speak to a lawyer immediately
• Do not delete messages
• Assume all past messages may be reviewed

The Big Picture

Digital communication has transformed sexual assault cases in Canada. While it can clarify facts, it also creates risks of misinterpretation and privacy concerns.

The bottom line: your phone is almost certainly part of the evidence.

This guide is for general information only and is not legal advice. If you are involved in a sexual assault case, consult a lawyer.