diff --git a/aperisolve/app.py b/aperisolve/app.py
index db90c1f..e5290f0 100644
--- a/aperisolve/app.py
+++ b/aperisolve/app.py
@@ -21,7 +21,7 @@ from .utils.sentry import initialize_sentry
 initialize_sentry()
 
 from .config import IMAGE_EXTENSIONS, RESULT_FOLDER, WORKER_FILES
-from .models import Image, Submission, cleanup_old_entries, db
+from .models import Image, Submission, UploadLog, cleanup_old_entries, db
 
 
 def create_app() -> Flask:
@@ -113,6 +113,22 @@ def create_app() -> Flask:
         submission_hash = hashlib.md5(submission_data).hexdigest()
         submission_path = RESULT_FOLDER / img_hash / submission_hash
 
+        # Log upload to database
+        client_ip = request.headers.get("X-Forwarded-For", request.remote_addr)
+        if client_ip and "," in client_ip:
+            client_ip = client_ip.split(",")[0].strip()
+        user_agent = request.headers.get("User-Agent", "Unknown")
+
+        upload_log = UploadLog(
+            ip_address=client_ip,
+            user_agent=user_agent,
+            image_hash=img_hash,
+            submission_hash=submission_hash,
+            filename=image.filename,
+        )
+        db.session.add(upload_log)  # pylint: disable=no-member
+        db.session.commit()  # pylint: disable=no-member
+
         # Check if hash is present on the DB
         submission: Submission = Submission.query.filter_by(hash=submission_hash).first()
 
diff --git a/aperisolve/models.py b/aperisolve/models.py
index 4af9cb3..dddaa8f 100644
--- a/aperisolve/models.py
+++ b/aperisolve/models.py
@@ -104,6 +104,18 @@ class IHDR(db.Model):  # type: ignore
         return zlib.crc32(b"IHDR" + ihdr_data) & 0xFFFFFFFF
 
 
+class UploadLog(db.Model):  # type: ignore
+    """Model representing upload activity logs."""
+
+    id = Column(Integer, primary_key=True, autoincrement=True)
+    ip_address = Column(String(45), nullable=False)  # IPv6 max length is 45
+    user_agent = Column(String(512), nullable=True)
+    upload_time = Column(DateTime, nullable=False, default=lambda: datetime.now(timezone.utc))
+    image_hash = Column(String(64), nullable=False)
+    submission_hash = Column(String(128), nullable=True)
+    filename = Column(String(128), nullable=True)
+
+
 def fill_ihdr_db() -> None:
     """
     Populate IHDR table with common PNG configurations.