diff --git a/Icarus/Controllers/Managers/TokenManager.cs b/Icarus/Controllers/Managers/TokenManager.cs
index bbb79e7..ee0aeed 100644
--- a/Icarus/Controllers/Managers/TokenManager.cs
+++ b/Icarus/Controllers/Managers/TokenManager.cs
@@ -149,7 +149,7 @@ public class TokenManager : BaseManager
         return null;
     }
 
-    public int? RetrieveUserIdFromToken(string token)
+    public Guid? RetrieveUserIdFromToken(string token)
     {
         var parsedToken = this.ContainsBearer(token) ? this.StripBearer(token) : token;
         var tokenHandler = new JwtSecurityTokenHandler();
@@ -159,7 +159,15 @@ public class TokenManager : BaseManager
         {
             if (item.Key == "user_id")
             {
-                return Convert.ToInt32(item.Value);
+                if (item.Value != null)
+                {
+                    var id = item.Value.ToString();
+                    return Guid.Parse(id!);
+                }
+                else
+                {
+                    return null;
+                }
             }
         }
 
diff --git a/Icarus/Controllers/v1/AccessLevelController.cs b/Icarus/Controllers/v1/AccessLevelController.cs
index 1d74488..b7ace42 100644
--- a/Icarus/Controllers/v1/AccessLevelController.cs
+++ b/Icarus/Controllers/v1/AccessLevelController.cs
@@ -27,9 +27,9 @@ public class AccessLevelController : BaseController
 
     #region HTTP Routes
     [HttpGet]
-    public IActionResult GetAccessLevels(int? id, int? songId)
+    public IActionResult GetAccessLevels(Guid? id, Guid? songId)
     {
-        var accLevel = new Models.AccessLevel { Id = 0 };
+        var accLevel = new Models.AccessLevel { };
         var accessLevelContext = new Database.Contexts.AccessLevelContext(_connectionString!);
 
         if (id != null)
@@ -43,7 +43,7 @@ public class AccessLevelController : BaseController
 
         var response = new GetAccessLevelsResponse { Data = new List<Models.AccessLevel>() };
 
-        if (accLevel?.Id > 0)
+        if (accLevel?.Id.ToString().Length > 0)
         {
             response.Subject = "Successful";
             response.Data.Add(accLevel);
@@ -57,7 +57,7 @@ public class AccessLevelController : BaseController
     }
 
     [HttpPatch("{id}")]
-    public IActionResult UpdateAccessLevel(int id, [FromBody] Models.AccessLevel accessLevel)
+    public IActionResult UpdateAccessLevel(Guid id, [FromBody] Models.AccessLevel accessLevel)
     {
         var response = new UpdateAccessLevelResponse { Data = new List<Models.AccessLevel>() };
         var targetLevel = accessLevel.Level;
diff --git a/Icarus/Controllers/v1/AlbumController.cs b/Icarus/Controllers/v1/AlbumController.cs
index 76834de..4ccb3a3 100644
--- a/Icarus/Controllers/v1/AlbumController.cs
+++ b/Icarus/Controllers/v1/AlbumController.cs
@@ -46,7 +46,7 @@ public class AlbumController : BaseController
     }
 
     [HttpGet("{id}")]
-    public IActionResult GetAlbum(int id)
+    public IActionResult GetAlbum(Guid id)
     {
         Album album = new Album { Id = id };
 
diff --git a/Icarus/Controllers/v1/CoverArtController.cs b/Icarus/Controllers/v1/CoverArtController.cs
index d28af2c..fc2e808 100644
--- a/Icarus/Controllers/v1/CoverArtController.cs
+++ b/Icarus/Controllers/v1/CoverArtController.cs
@@ -49,7 +49,7 @@ public class CoverArtController : BaseController
     }
 
     [HttpGet("{id}")]
-    public IActionResult GetCoverArt(int id)
+    public IActionResult GetCoverArt(Guid id)
     {
         var coverArt = new CoverArt { Id = id };
 
@@ -74,7 +74,7 @@ public class CoverArtController : BaseController
     }
 
     [HttpGet("data/download/{id}")]
-    public async Task<IActionResult> Download(int id, [FromQuery] bool? randomizeFilename)
+    public async Task<IActionResult> Download(Guid id, [FromQuery] bool? randomizeFilename)
     {
         var songContext = new SongContext(_connectionString!);
         var covMgr = new CoverArtManager(this._config!);
diff --git a/Icarus/Controllers/v1/GenreController.cs b/Icarus/Controllers/v1/GenreController.cs
index 6cdec26..51c166d 100644
--- a/Icarus/Controllers/v1/GenreController.cs
+++ b/Icarus/Controllers/v1/GenreController.cs
@@ -50,7 +50,7 @@ public class GenreController : BaseController
     }
 
     [HttpGet("{id}")]
-    public IActionResult GetGenre(int id)
+    public IActionResult GetGenre(Guid id)
     {
         var genre = new Genre { Id = id };
 
diff --git a/Icarus/Controllers/v1/SongCompressedDataControllers.cs b/Icarus/Controllers/v1/SongCompressedDataControllers.cs
index d82864b..cbd55de 100644
--- a/Icarus/Controllers/v1/SongCompressedDataControllers.cs
+++ b/Icarus/Controllers/v1/SongCompressedDataControllers.cs
@@ -37,7 +37,7 @@ public class SongCompressedDataController : BaseController
 
     #region API Routes
     [HttpGet("{id}")]
-    public async Task<IActionResult> DownloadCompressedSong(int id, [FromQuery] bool? randomizeFilename)
+    public async Task<IActionResult> DownloadCompressedSong(Guid id, [FromQuery] bool? randomizeFilename)
     {
         var context = new SongContext(_connectionString!);
 
diff --git a/Icarus/Controllers/v1/SongController.cs b/Icarus/Controllers/v1/SongController.cs
index f59a0c9..ba71459 100644
--- a/Icarus/Controllers/v1/SongController.cs
+++ b/Icarus/Controllers/v1/SongController.cs
@@ -57,7 +57,7 @@ public class SongController : BaseController
     }
 
     [HttpGet("{id}")]
-    public IActionResult GetSong(int id)
+    public IActionResult GetSong(Guid id)
     {
         var context = new SongContext(_connectionString!);
 
@@ -65,14 +65,14 @@ public class SongController : BaseController
 
         Console.WriteLine("Here");
 
-        if (song.Id != 0)
+        if (song.Id.ToString().Length != 0)
             return Ok(song);
         else
             return NotFound();
     }
 
     [HttpPut("{id}")]
-    public IActionResult UpdateSong(int id, [FromBody] Song song)
+    public IActionResult UpdateSong(Guid id, [FromBody] Song song)
     {
         song.Id = id;
         Console.WriteLine("Retrieving filepath of song");
diff --git a/Icarus/Controllers/v1/SongDataController.cs b/Icarus/Controllers/v1/SongDataController.cs
index 4cbd4b4..b2e62eb 100644
--- a/Icarus/Controllers/v1/SongDataController.cs
+++ b/Icarus/Controllers/v1/SongDataController.cs
@@ -40,7 +40,7 @@ public class SongDataController : BaseController
 
 
     [HttpGet("download/{id}")]
-    public IActionResult Download(int id, [FromQuery] bool? randomizeFilename)
+    public IActionResult Download(Guid id, [FromQuery] bool? randomizeFilename)
     {
         var tokenManager = new TokenManager(this._config!);
         var songContext = new SongContext(this._connectionString!);
@@ -172,7 +172,7 @@ public class SongDataController : BaseController
     }
 
     [HttpDelete("delete/{id}")]
-    public IActionResult DeleteSong(int id)
+    public IActionResult DeleteSong(Guid id)
     {
         var songContext = new SongContext(_connectionString!);
         var songMetaData = songContext.RetrieveRecord(new Song { Id = id });
diff --git a/Icarus/Controllers/v1/SongStreamController.cs b/Icarus/Controllers/v1/SongStreamController.cs
index f38a966..27469de 100644
--- a/Icarus/Controllers/v1/SongStreamController.cs
+++ b/Icarus/Controllers/v1/SongStreamController.cs
@@ -32,7 +32,7 @@ public class SongStreamController : BaseController
 
     #region HTTP endpoints
     [HttpGet("{id}")]
-    public async Task<IActionResult> StreamSong(int id)
+    public async Task<IActionResult> StreamSong(Guid id)
     {
         var context = new SongContext(_config!.GetConnectionString("DefaultConnection")!);
 
diff --git a/Icarus/Database/Contexts/AccessLevelContext.cs b/Icarus/Database/Contexts/AccessLevelContext.cs
index fb4b742..280cd0a 100644
--- a/Icarus/Database/Contexts/AccessLevelContext.cs
+++ b/Icarus/Database/Contexts/AccessLevelContext.cs
@@ -20,7 +20,7 @@ public class AccessLevelContext : DbContext
     #endregion
 
     #region Methods
-    public Models.AccessLevel? GetAccessLevel(int songId)
+    public Models.AccessLevel? GetAccessLevel(Guid songId)
     {
         var accessLevel = this.AccessLevels!.FirstOrDefault(acc => acc.SongId == songId);
         return accessLevel;
@@ -30,7 +30,7 @@ public class AccessLevelContext : DbContext
     {
         modelBuilder.Entity<Models.AccessLevel>().ToTable("AccessLevel");
 
-        modelBuilder.Entity<Models.AccessLevel>(entity => 
+        modelBuilder.Entity<Models.AccessLevel>(entity =>
         {
             entity.HasKey(e => e.Id);
 
diff --git a/Icarus/Database/Contexts/AlbumContext.cs b/Icarus/Database/Contexts/AlbumContext.cs
index 9fafa54..2bbb510 100644
--- a/Icarus/Database/Contexts/AlbumContext.cs
+++ b/Icarus/Database/Contexts/AlbumContext.cs
@@ -19,7 +19,7 @@ public class AlbumContext : DbContext
         modelBuilder.Entity<Album>()
             .ToTable("Album");
 
-        modelBuilder.Entity<Album>(entity => 
+        modelBuilder.Entity<Album>(entity =>
         {
             entity.HasKey(e => e.Id);
 
diff --git a/Icarus/Database/Contexts/ArtistContext.cs b/Icarus/Database/Contexts/ArtistContext.cs
index 11b1dba..94b892c 100644
--- a/Icarus/Database/Contexts/ArtistContext.cs
+++ b/Icarus/Database/Contexts/ArtistContext.cs
@@ -19,7 +19,7 @@ public class ArtistContext : DbContext
         modelBuilder.Entity<Artist>()
             .ToTable("Artist");
 
-        modelBuilder.Entity<Artist>(entity => 
+        modelBuilder.Entity<Artist>(entity =>
         {
             entity.HasKey(e => e.Id);
 
diff --git a/Icarus/Database/Contexts/CoverArtContext.cs b/Icarus/Database/Contexts/CoverArtContext.cs
index 5b692a5..3626896 100644
--- a/Icarus/Database/Contexts/CoverArtContext.cs
+++ b/Icarus/Database/Contexts/CoverArtContext.cs
@@ -20,7 +20,7 @@ public class CoverArtContext : DbContext
     {
         modelBuilder.Entity<CoverArt>()
             .ToTable("CoverArt");
-        modelBuilder.Entity<CoverArt>(entity => 
+        modelBuilder.Entity<CoverArt>(entity =>
         {
             entity.HasKey(e => e.Id);
 
diff --git a/Icarus/Database/Contexts/GenreContext.cs b/Icarus/Database/Contexts/GenreContext.cs
index 95176ec..dbd1425 100644
--- a/Icarus/Database/Contexts/GenreContext.cs
+++ b/Icarus/Database/Contexts/GenreContext.cs
@@ -21,7 +21,7 @@ public class GenreContext : DbContext
         modelBuilder.Entity<Genre>()
             .ToTable("Genre");
 
-        modelBuilder.Entity<Genre>(entity => 
+        modelBuilder.Entity<Genre>(entity =>
         {
             entity.HasKey(e => e.Id);
 
diff --git a/Icarus/Database/Contexts/SongContext.cs b/Icarus/Database/Contexts/SongContext.cs
index 9a87856..5eaeac0 100644
--- a/Icarus/Database/Contexts/SongContext.cs
+++ b/Icarus/Database/Contexts/SongContext.cs
@@ -21,7 +21,7 @@ public class SongContext : DbContext
         modelBuilder.Entity<Song>()
             .ToTable("Song");
 
-        modelBuilder.Entity<Song>(entity => 
+        modelBuilder.Entity<Song>(entity =>
         {
             entity.HasKey(e => e.Id);
 
diff --git a/Models/AccessLevel.cs b/Models/AccessLevel.cs
index 1c11cb7..30f981b 100644
--- a/Models/AccessLevel.cs
+++ b/Models/AccessLevel.cs
@@ -11,7 +11,7 @@ public class AccessLevel
     [Newtonsoft.Json.JsonProperty("level")]
     public string? Level { get; set; }
     [Newtonsoft.Json.JsonProperty("song_id")]
-    public int SongId { get; set; }
+    public Guid SongId { get; set; }
     #endregion
 
     #region Methods
diff --git a/Models/Song.cs b/Models/Song.cs
index 22192af..3fd38fd 100644
--- a/Models/Song.cs
+++ b/Models/Song.cs
@@ -41,17 +41,17 @@ public class Song
     [JsonProperty("disc_count")]
     public int DiscCount { get; set; } = 0;
     [JsonIgnore]
-    public int? AlbumId { get; set; }
+    public Guid? AlbumId { get; set; }
     [JsonIgnore]
-    public int? ArtistId { get; set; }
+    public Guid? ArtistId { get; set; }
     [JsonIgnore]
-    public int? GenreId { get; set; }
+    public Guid? GenreId { get; set; }
     [JsonIgnore]
-    public int? CoverArtId { get; set; }
+    public Guid? CoverArtId { get; set; }
     [JsonProperty("date_created")]
     public DateTime DateCreated { get; set; }
     [JsonProperty("user_id")]
-    public int UserId { get; set; }
+    public Guid UserId { get; set; }
     #endregion