diff --git a/cmd/init-config.go b/cmd/init-config.go
index c7a61da..8b99bba 100644
--- a/cmd/init-config.go
+++ b/cmd/init-config.go
@@ -10,12 +10,9 @@ import (
 var initConfigCmd = &cobra.Command{
 	Use:   "init-config",
 	Short: "Creates configuration file",
-	Run: func(cmd *cobra.Command, args []string) {
+	RunE: func(cmd *cobra.Command, args []string) error {
 		log := log.NewLogger(viper.GetBool("debug"), viper.GetBool("silent"))
-		err := pkg.SaveConfig(log)
-		if err != nil {
-			log.Fatal("%v", err)
-		}
+		return pkg.SaveConfig(log)
 	},
 }
 
diff --git a/cmd/scan/scan-github.go b/cmd/scan/scan-github.go
index 62d3e60..2b9d17b 100644
--- a/cmd/scan/scan-github.go
+++ b/cmd/scan/scan-github.go
@@ -16,17 +16,17 @@ var scanGithubCmd = &cobra.Command{
 	Use:     "github",
 	Aliases: []string{"gh"},
 	Short:   "Scan one or more github.com orgs or users for secrets.",
-	Run: func(cmd *cobra.Command, args []string) {
+	RunE: func(cmd *cobra.Command, args []string) error {
 		scanType := api.Github
 		if cmd.Flags().Changed("enterprise") {
 			scanType = api.GithubEnterprise
 		}
-		cfg, _ := config.Load(scanType)
-		log := log.NewLogger(cfg.Global.Debug, cfg.Global.Silent)
-		err := pkg.Scan(scanType, log)
+		cfg, err := config.Load(scanType)
 		if err != nil {
-			log.Fatal("%v", err)
+			return err
 		}
+		log := log.NewLogger(cfg.Global.Debug, cfg.Global.Silent)
+		return pkg.Scan(cfg, log)
 	},
 }
 
diff --git a/cmd/scan/scan-gitlab.go b/cmd/scan/scan-gitlab.go
index 0b4e70f..8426ad2 100644
--- a/cmd/scan/scan-gitlab.go
+++ b/cmd/scan/scan-gitlab.go
@@ -16,12 +16,13 @@ var scanGitlabCmd = &cobra.Command{
 	Use:     "gitlab",
 	Aliases: []string{"gl"},
 	Short:   "Scan one or more gitlab groups or users for secrets",
-	Run: func(cmd *cobra.Command, args []string) {
-		log := log.NewLogger(viper.GetBool("debug"), viper.GetBool("silent"))
-		err := pkg.Scan(api.Gitlab, log)
+	RunE: func(cmd *cobra.Command, args []string) error {
+		cfg, err := config.Load(api.Gitlab)
 		if err != nil {
-			log.Fatal("%v", err)
+			return err
 		}
+		log := log.NewLogger(cfg.Global.Debug, cfg.Global.Silent)
+		return pkg.Scan(cfg, log)
 	},
 }
 
diff --git a/cmd/scan/scan-local-git-repo.go b/cmd/scan/scan-local-git-repo.go
index ded2f60..3f73ed4 100644
--- a/cmd/scan/scan-local-git-repo.go
+++ b/cmd/scan/scan-local-git-repo.go
@@ -3,6 +3,7 @@
 package scan
 
 import (
+	"github.com/rumenvasilev/rvsecret/internal/config"
 	"github.com/rumenvasilev/rvsecret/internal/log"
 	"github.com/rumenvasilev/rvsecret/internal/pkg"
 	"github.com/rumenvasilev/rvsecret/internal/pkg/api"
@@ -14,12 +15,13 @@ import (
 var scanLocalGitRepoCmd = &cobra.Command{
 	Use:   "local-git-repo",
 	Short: "Scan a git repo on a local machine",
-	Run: func(cmd *cobra.Command, args []string) {
-		log := log.NewLogger(viper.GetBool("debug"), viper.GetBool("silent"))
-		err := pkg.Scan(api.LocalGit, log)
+	RunE: func(cmd *cobra.Command, args []string) error {
+		cfg, err := config.Load(api.LocalGit)
 		if err != nil {
-			log.Fatal("%v", err)
+			return err
 		}
+		log := log.NewLogger(cfg.Global.Debug, cfg.Global.Silent)
+		return pkg.Scan(cfg, log)
 	},
 }
 
diff --git a/cmd/scan/scan-localpath.go b/cmd/scan/scan-localpath.go
index e598b5a..0ab25e2 100644
--- a/cmd/scan/scan-localpath.go
+++ b/cmd/scan/scan-localpath.go
@@ -3,6 +3,7 @@
 package scan
 
 import (
+	"github.com/rumenvasilev/rvsecret/internal/config"
 	"github.com/rumenvasilev/rvsecret/internal/log"
 	"github.com/rumenvasilev/rvsecret/internal/pkg"
 	"github.com/rumenvasilev/rvsecret/internal/pkg/api"
@@ -15,12 +16,13 @@ var scanLocalPathCmd = &cobra.Command{
 	TraverseChildren: true,
 	Use:              "localpath",
 	Short:            "Scan local files and directories",
-	Run: func(cmd *cobra.Command, args []string) {
-		log := log.NewLogger(viper.GetBool("debug"), viper.GetBool("silent"))
-		err := pkg.Scan(api.LocalPath, log)
+	RunE: func(cmd *cobra.Command, args []string) error {
+		cfg, err := config.Load(api.LocalPath)
 		if err != nil {
-			log.Fatal("%v", err)
+			return err
 		}
+		log := log.NewLogger(cfg.Global.Debug, cfg.Global.Silent)
+		return pkg.Scan(cfg, log)
 	},
 }
 
diff --git a/cmd/updateRules.go b/cmd/updateRules.go
index dd40a5e..e96658d 100644
--- a/cmd/updateRules.go
+++ b/cmd/updateRules.go
@@ -3,6 +3,7 @@ package cmd
 import (
 	"github.com/rumenvasilev/rvsecret/internal/config"
 	"github.com/rumenvasilev/rvsecret/internal/log"
+	"github.com/rumenvasilev/rvsecret/internal/pkg/api"
 	"github.com/rumenvasilev/rvsecret/internal/pkg/signatures"
 
 	"github.com/spf13/cobra"
@@ -14,12 +15,13 @@ var updateSignaturesCmd = &cobra.Command{
 	Use:   "updateSignatures",
 	Short: "Update the signatures to the latest version available",
 	Long:  "Update the signatures to the latest version available",
-	Run: func(cmd *cobra.Command, args []string) {
-		log := log.NewLogger(viper.GetBool("debug"), viper.GetBool("silent"))
-		err := signatures.Update(log)
+	RunE: func(cmd *cobra.Command, args []string) error {
+		cfg, err := config.Load(api.UpdateSignatures)
 		if err != nil {
-			log.Fatal("%v", err)
+			return err
 		}
+		log := log.NewLogger(cfg.Global.Debug, cfg.Global.Silent)
+		return signatures.Update(cfg, log)
 	},
 }
 
diff --git a/go.mod b/go.mod
index cbc4ad9..32a93b9 100644
--- a/go.mod
+++ b/go.mod
@@ -13,7 +13,6 @@ require (
 	github.com/otiai10/copy v1.12.0
 	github.com/smartystreets/goconvey v1.8.1
 	github.com/spf13/cobra v1.7.0
-	github.com/spf13/pflag v1.0.5
 	github.com/spf13/viper v1.16.0
 	github.com/whilp/git-urls v1.0.0
 	github.com/xanzy/go-gitlab v0.90.0
@@ -61,6 +60,7 @@ require (
 	github.com/spf13/afero v1.9.5 // indirect
 	github.com/spf13/cast v1.5.1 // indirect
 	github.com/spf13/jwalterweatherman v1.1.0 // indirect
+	github.com/spf13/pflag v1.0.5 // indirect
 	github.com/src-d/gcfg v1.4.0 // indirect
 	github.com/subosito/gotenv v1.4.2 // indirect
 	github.com/twitchyliquid64/golang-asm v0.15.1 // indirect
diff --git a/internal/pkg/api/api.go b/internal/pkg/api/api.go
index 300721b..11f8cf9 100644
--- a/internal/pkg/api/api.go
+++ b/internal/pkg/api/api.go
@@ -8,5 +8,6 @@ const (
 	Gitlab           ScanType = "gitlab"
 	LocalGit         ScanType = "localGit"
 	LocalPath        ScanType = "localpath"
+	Unknown          ScanType = "unknown" // for testing
 	UpdateSignatures ScanType = "update-signatures"
 )
diff --git a/internal/pkg/ghe/ghe.go b/internal/pkg/ghe/ghe.go
index a8725a3..21b50c9 100644
--- a/internal/pkg/ghe/ghe.go
+++ b/internal/pkg/ghe/ghe.go
@@ -7,17 +7,10 @@ import (
 	"github.com/rumenvasilev/rvsecret/internal/config"
 	"github.com/rumenvasilev/rvsecret/internal/core"
 	"github.com/rumenvasilev/rvsecret/internal/log"
-	"github.com/rumenvasilev/rvsecret/internal/pkg/api"
 	"github.com/rumenvasilev/rvsecret/internal/webserver"
 )
 
-func Scan(log *log.Logger) error {
-	// load config
-	cfg, err := config.Load(api.GithubEnterprise)
-	if err != nil {
-		return err
-	}
-
+func Scan(cfg *config.Config, log *log.Logger) error {
 	// create session
 	sess, err := core.NewSessionWithConfig(cfg, log)
 	if err != nil {
diff --git a/internal/pkg/github/github.go b/internal/pkg/github/github.go
index 3dc98d3..776488b 100644
--- a/internal/pkg/github/github.go
+++ b/internal/pkg/github/github.go
@@ -7,17 +7,10 @@ import (
 	"github.com/rumenvasilev/rvsecret/internal/config"
 	"github.com/rumenvasilev/rvsecret/internal/core"
 	"github.com/rumenvasilev/rvsecret/internal/log"
-	"github.com/rumenvasilev/rvsecret/internal/pkg/api"
 	"github.com/rumenvasilev/rvsecret/internal/webserver"
 )
 
-func Scan(log *log.Logger) error {
-	// load config
-	cfg, err := config.Load(api.Github)
-	if err != nil {
-		return err
-	}
-
+func Scan(cfg *config.Config, log *log.Logger) error {
 	// create session
 	sess, err := core.NewSessionWithConfig(cfg, log)
 	if err != nil {
diff --git a/internal/pkg/gitlab/gitlab.go b/internal/pkg/gitlab/gitlab.go
index c6e1fb9..5647a85 100644
--- a/internal/pkg/gitlab/gitlab.go
+++ b/internal/pkg/gitlab/gitlab.go
@@ -6,18 +6,11 @@ import (
 	"github.com/rumenvasilev/rvsecret/internal/config"
 	"github.com/rumenvasilev/rvsecret/internal/core"
 	"github.com/rumenvasilev/rvsecret/internal/log"
-	"github.com/rumenvasilev/rvsecret/internal/pkg/api"
 	"github.com/rumenvasilev/rvsecret/internal/webserver"
 	"github.com/spf13/viper"
 )
 
-func Scan(log *log.Logger) error {
-	// load config
-	cfg, err := config.Load(api.Gitlab)
-	if err != nil {
-		return err
-	}
-
+func Scan(cfg *config.Config, log *log.Logger) error {
 	// create session
 	sess, err := core.NewSessionWithConfig(cfg, log)
 	if err != nil {
diff --git a/internal/pkg/localgit/localgit.go b/internal/pkg/localgit/localgit.go
index d6cd4c3..df5cf07 100644
--- a/internal/pkg/localgit/localgit.go
+++ b/internal/pkg/localgit/localgit.go
@@ -6,17 +6,10 @@ import (
 	"github.com/rumenvasilev/rvsecret/internal/config"
 	"github.com/rumenvasilev/rvsecret/internal/core"
 	"github.com/rumenvasilev/rvsecret/internal/log"
-	"github.com/rumenvasilev/rvsecret/internal/pkg/api"
 	"github.com/rumenvasilev/rvsecret/internal/webserver"
 )
 
-func Scan(log *log.Logger) error {
-	// load config
-	cfg, err := config.Load(api.LocalGit)
-	if err != nil {
-		return err
-	}
-
+func Scan(cfg *config.Config, log *log.Logger) error {
 	// create session
 	sess, err := core.NewSessionWithConfig(cfg, log)
 	if err != nil {
diff --git a/internal/pkg/localpath/localpath.go b/internal/pkg/localpath/localpath.go
index 4af0f61..1506acb 100644
--- a/internal/pkg/localpath/localpath.go
+++ b/internal/pkg/localpath/localpath.go
@@ -6,17 +6,11 @@ import (
 	"github.com/rumenvasilev/rvsecret/internal/config"
 	"github.com/rumenvasilev/rvsecret/internal/core"
 	"github.com/rumenvasilev/rvsecret/internal/log"
-	"github.com/rumenvasilev/rvsecret/internal/pkg/api"
 	"github.com/rumenvasilev/rvsecret/internal/util"
 	"github.com/rumenvasilev/rvsecret/internal/webserver"
 )
 
-func Scan(log *log.Logger) error {
-	// load config
-	cfg, err := config.Load(api.LocalPath)
-	if err != nil {
-		return err
-	}
+func Scan(cfg *config.Config, log *log.Logger) error {
 	// exclude the .git directory from local scans as it is not handled properly here
 	cfg.Global.SkippablePath = util.AppendIfMissing(cfg.Global.SkippablePath, ".git/")
 
diff --git a/internal/pkg/scan.go b/internal/pkg/scan.go
index 4809e1b..cdf1368 100644
--- a/internal/pkg/scan.go
+++ b/internal/pkg/scan.go
@@ -3,6 +3,7 @@ package pkg
 import (
 	"fmt"
 
+	"github.com/rumenvasilev/rvsecret/internal/config"
 	"github.com/rumenvasilev/rvsecret/internal/log"
 	"github.com/rumenvasilev/rvsecret/internal/pkg/api"
 	"github.com/rumenvasilev/rvsecret/internal/pkg/ghe"
@@ -12,18 +13,18 @@ import (
 	"github.com/rumenvasilev/rvsecret/internal/pkg/localpath"
 )
 
-func Scan(scanType api.ScanType, log *log.Logger) error {
-	switch scanType {
+func Scan(cfg *config.Config, log *log.Logger) error {
+	switch cfg.Global.ScanType {
 	case api.LocalPath:
-		return localpath.Scan(log)
+		return localpath.Scan(cfg, log)
 	case api.LocalGit:
-		return localgit.Scan(log)
+		return localgit.Scan(cfg, log)
 	case api.Github:
-		return github.Scan(log)
+		return github.Scan(cfg, log)
 	case api.GithubEnterprise:
-		return ghe.Scan(log)
+		return ghe.Scan(cfg, log)
 	case api.Gitlab:
-		return gitlab.Scan(log)
+		return gitlab.Scan(cfg, log)
 	default:
 		return fmt.Errorf("unsupported scan type")
 	}
diff --git a/internal/pkg/signatures/signatures.go b/internal/pkg/signatures/signatures.go
index 69a8ecf..d0a9efd 100644
--- a/internal/pkg/signatures/signatures.go
+++ b/internal/pkg/signatures/signatures.go
@@ -13,7 +13,6 @@ import (
 	"github.com/rumenvasilev/rvsecret/internal/config"
 	"github.com/rumenvasilev/rvsecret/internal/core"
 	"github.com/rumenvasilev/rvsecret/internal/log"
-	"github.com/rumenvasilev/rvsecret/internal/pkg/api"
 	"github.com/rumenvasilev/rvsecret/internal/util"
 	whilp "github.com/whilp/git-urls"
 )
@@ -25,15 +24,9 @@ import (
 // `current` => main branch latest commit
 // `semver` => specific version
 
-func Update(log *log.Logger) error {
+func Update(cfg *config.Config, log *log.Logger) error {
 	var dir string
 
-	// load config
-	cfg, err := config.Load(api.UpdateSignatures)
-	if err != nil {
-		return err
-	}
-
 	// create session
 	sess, err := core.NewSessionWithConfig(cfg, log)
 	if err != nil {